diff --git a/.env.example b/.env.example
index d794d10..922176f 100644
--- a/.env.example
+++ b/.env.example
@@ -1,2 +1,4 @@
 EXPO_PUBLIC_API_BASE_URL=
-EXPO_PUBLIC_DISABLE_ANALYTICS=true
\ No newline at end of file
+EXPO_PUBLIC_QNA_API_BASE_URL=
+
+EXPO_PUBLIC_DISABLE_ANALYTICS=true
diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index e70b1a9..c6d8f89 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -11,6 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       EXPO_PUBLIC_API_BASE_URL: ${{ vars.EXPO_PUBLIC_API_BASE_URL }}
+      EXPO_PUBLIC_QNA_API_BASE_URL: ${{ vars.EXPO_PUBLIC_QNA_API_BASE_URL }}
     permissions:
       contents: read
       pull-requests: write
@@ -27,6 +28,10 @@ jobs:
             echo "EXPO_PUBLIC_API_BASE_URL is not set"
             exit 1
           fi
+          if [ -z "${{ vars.EXPO_PUBLIC_QNA_API_BASE_URL }}" ]; then
+            echo "EXPO_PUBLIC_QNA_API_BASE_URL is not set"
+            exit 1
+          fi
       - name: Checkout repository
         uses: actions/checkout@v3
 
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index a48bca5..2dd42db 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -11,6 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       EXPO_PUBLIC_API_BASE_URL: ${{ vars.EXPO_PUBLIC_API_BASE_URL }}
+      EXPO_PUBLIC_QNA_API_BASE_URL: ${{ vars.EXPO_PUBLIC_QNA_API_BASE_URL }}
     steps:
       - name: Check for EXPO_TOKEN
         run: |
@@ -24,6 +25,10 @@ jobs:
             echo "EXPO_PUBLIC_API_BASE_URL is not set"
             exit 1
           fi
+          if [ -z "${{ vars.EXPO_PUBLIC_QNA_API_BASE_URL }}" ]; then
+            echo "EXPO_PUBLIC_QNA_API_BASE_URL is not set"
+            exit 1
+          fi
       - name: Checkout repository
         uses: actions/checkout@v3
 
diff --git a/app.config.ts b/app.config.ts
index 1e1adf3..6c3c623 100644
--- a/app.config.ts
+++ b/app.config.ts
@@ -5,6 +5,7 @@ config();
 
 const EXPO_PUBLIC_API_BASE_URL = env.get('EXPO_PUBLIC_API_BASE_URL').required().asString();
 const EXPO_PUBLIC_DISABLE_ANALYTICS = env.get('EXPO_PUBLIC_DISABLE_ANALYTICS').default('false').asBool();
+const EXPO_PUBLIC_QNA_API_BASE_URL = env.get('EXPO_PUBLIC_QNA_API_BASE_URL').required().asString();
 
 export default ({ config }: ConfigContext) => {
   return {
@@ -12,6 +13,7 @@ export default ({ config }: ConfigContext) => {
     extra: {
       apiBaseUrl: EXPO_PUBLIC_API_BASE_URL,
       disableAnalytics: EXPO_PUBLIC_DISABLE_ANALYTICS,
+      qnaApiBaseUrl: EXPO_PUBLIC_QNA_API_BASE_URL,
       ...config.extra,
     },
   };
diff --git a/components/qna/input.tsx b/components/qna/input.tsx
index c0d9811..e669265 100644
--- a/components/qna/input.tsx
+++ b/components/qna/input.tsx
@@ -29,7 +29,7 @@ export function Input({ placeholder, onSubmit, disabled = false }: InputProps) {
       style={{
         bottom: Math.max(130, keyboardOffset + 16),
       }}
-      className='absolute left-0 right-0 mx-5 flex-row space-x-3 rounded-2xl bg-white dark:bg-slate-800 px-3 py-2 shadow-md max-h-60'
+      className='absolute left-0 right-0 mx-5 flex-row space-x-3 rounded-xl bg-white dark:bg-slate-800 px-3 py-2 shadow-md max-h-60'
     >
       <TextInput
         ref={ref}
diff --git a/components/qna/qna-question.tsx b/components/qna/qna-question.tsx
index 6ed4494..a57fac2 100644
--- a/components/qna/qna-question.tsx
+++ b/components/qna/qna-question.tsx
@@ -33,6 +33,12 @@ export function QnaQuestion({ message }: QnaQuestionProps) {
       className='bg-primary-500 dark:bg-primary-300 rounded-t-2xl rounded-bl-2xl p-3 mb-2 ml-5'
     >
       <StyledText className='text-white dark:text-slate-900 text-lg'>{message.text}</StyledText>
+      {message.status === 'pending' && (
+        <StyledText className='text-white/80 dark:text-slate-800/80 text-xs text-right'>Küldés...</StyledText>
+      )}
+      {message.status === 'error' && (
+        <StyledText className='text-white/80 dark:text-slate-800/80 text-xs text-right'>Hiba</StyledText>
+      )}
     </Animated.View>
   );
 }
diff --git a/components/qna/qna-screen.tsx b/components/qna/qna-screen.tsx
index 238e136..451a6f1 100644
--- a/components/qna/qna-screen.tsx
+++ b/components/qna/qna-screen.tsx
@@ -38,6 +38,10 @@ export function QnaScreen() {
 
   const remainingQuestions = MAX_QUESTION_COUNT - questionCount;
 
+  const onSubmission = (messageText: string) => {
+    messaging.sendMessageText(messageText, id);
+  };
+
   return (
     <Screen>
       <Header>
@@ -63,7 +67,7 @@ export function QnaScreen() {
       <Input
         disabled={remainingQuestions === 0}
         placeholder={`${t('qna.placeholder')} (${remainingQuestions} ${t('qna.remainingQuestions')})`}
-        onSubmit={messaging.sendMessageText}
+        onSubmit={onSubmission}
       />
     </Screen>
   );
diff --git a/config/env.config.ts b/config/env.config.ts
index 56da28a..d256941 100644
--- a/config/env.config.ts
+++ b/config/env.config.ts
@@ -2,3 +2,4 @@ import Constants from 'expo-constants';
 
 export const API_BASE_URL = Constants.expoConfig?.extra?.apiBaseUrl;
 export const DISABLE_ANALYTICS = Constants.expoConfig?.extra?.disableAnalytics;
+export const QNA_API_BASE_URL = Constants.expoConfig?.extra?.qnaApiBaseUrl;
diff --git a/hooks/use-messaging.ts b/hooks/use-messaging.ts
index e957e2e..452d9c6 100644
--- a/hooks/use-messaging.ts
+++ b/hooks/use-messaging.ts
@@ -1,20 +1,38 @@
-import { useState } from 'react';
+import AsyncStorage from '@react-native-async-storage/async-storage';
+import axios, { isAxiosError } from 'axios';
+import { useEffect, useState } from 'react';
 
+import { QNA_API_BASE_URL } from '../config/env.config';
 import { QnaMessage } from '../types/qna.type';
+import { generateId } from '../utils/common.utils';
 
 export function useMessaging() {
   const [messages, setMessages] = useState<QnaMessage[]>([]);
+  const [userId, setUserId] = useState<string>();
+
+  const loadUserId = () => {
+    AsyncStorage.getItem('userId').then((userId) => {
+      if (!userId) {
+        userId = generateId();
+        AsyncStorage.setItem('userId', userId);
+      }
+      setUserId(userId);
+    });
+  };
 
   const addMessage = (newMessage: QnaMessage) => {
     setMessages((prevMessages) => [...prevMessages, newMessage]);
   };
 
   const updateMessage = (message: QnaMessage) => {
-    setMessages((prevMessages) => prevMessages.map((prevMessage) => (prevMessage === message ? message : prevMessage)));
+    setMessages((prevMessages) =>
+      prevMessages.map((prevMessage) => (prevMessage.id === message.id ? message : prevMessage))
+    );
   };
 
   const addAnswer = (answerText: string) => {
     const newMessage: QnaMessage = {
+      id: generateId(),
       kind: 'answer',
       text: answerText,
       isInitial: false,
@@ -23,31 +41,41 @@ export function useMessaging() {
     addMessage(newMessage);
   };
 
-  const sendMessageText = async (messageText: string) => {
+  const sendMessageText = (messageText: string, presentationId: string) => {
+    if (!userId) return;
     const newMessage: QnaMessage = {
+      id: generateId(),
       kind: 'question',
       text: messageText,
       isInitial: false,
       status: 'pending',
     };
     addMessage(newMessage);
-    sendMessage(newMessage)
+    sendMessage(messageText, presentationId, userId)
       .then(() => {
         updateMessage({ ...newMessage, status: 'sent' });
         addAnswer('Kérdésed megkaptuk és moderálás után a felolvasandó kérdések közé kerül. Köszönjük!');
       })
-      .catch(() => {
+      .catch((e) => {
+        if (isAxiosError(e)) {
+          console.error('Error sending question', e.response?.data);
+        } else {
+          console.error('Error sending question', e);
+        }
         updateMessage({ ...newMessage, status: 'error' });
       });
   };
 
+  useEffect(() => {
+    loadUserId();
+  }, []);
+
   return { messages, sendMessageText };
 }
 
-async function sendMessage(message: QnaMessage) {
-  return await new Promise((resolve) => {
-    setTimeout(() => {
-      resolve(message);
-    }, 2000);
+async function sendMessage(content: string, presentationId: string, userId: string) {
+  return await axios.post(`${QNA_API_BASE_URL}/api/presentation/${presentationId}/question`, {
+    content,
+    userId,
   });
 }
diff --git a/types/qna.type.ts b/types/qna.type.ts
index fa22050..2adf03c 100644
--- a/types/qna.type.ts
+++ b/types/qna.type.ts
@@ -1,4 +1,5 @@
 export type QnaMessage = {
+  id: string;
   kind: 'question' | 'answer';
   text: string;
   isInitial: boolean;
diff --git a/utils/common.utils.ts b/utils/common.utils.ts
index ffcf68a..e38dbf5 100644
--- a/utils/common.utils.ts
+++ b/utils/common.utils.ts
@@ -15,3 +15,10 @@ export function useSafeSlug() {
   const { slug } = useLocalSearchParams();
   return Array.isArray(slug) ? slug[0] : slug ?? '';
 }
+
+export function generateId(length = 16) {
+  const chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
+  let result = '';
+  for (let i = length; i > 0; --i) result += chars[Math.floor(Math.random() * chars.length)];
+  return result;
+}