diff --git a/ChatBot-Frontend/src/app/app.component.ts b/ChatBot-Frontend/src/app/app.component.ts
index 594a5ad..ca4d997 100644
--- a/ChatBot-Frontend/src/app/app.component.ts
+++ b/ChatBot-Frontend/src/app/app.component.ts
@@ -28,11 +28,16 @@ export class AppComponent {
   }
   
   enviarMensagem() {
-    if (!this.userMessage.trim()) return;
-    this.chatHistory.push({ sender: 'user', text: this.userMessage });
-    this.userMessage = '';
-    setTimeout(() => {
-      this.chatHistory.push({ sender: 'bot', text: 'Resposta do bot!' });
-    }, 300);
+  if (!this.userMessage.trim()) return;
+  const mensagem = this.userMessage;
+  this.chatHistory.push({ sender: 'user', text: mensagem });
+  this.userMessage = '';
+  this.chatService.sendMessage(mensagem).subscribe({
+    next: (res: any) => {
+      this.chatHistory.push({ sender: 'bot', text: res.reply || 'Sem resposta do bot.' });
+    },
+    error: () => {
+      this.chatHistory.push({ sender: 'bot', text: 'Erro ao contactar o servidor.' });
+    }
+  });
 }}
-