Update app.py

app.py

@@ -12,7 +12,7 @@ def chatbot_response(user_input, chat_history=[]):
     # Format chat history
     history_text = " ".join([f"User: {msg[0]} Assistant: {msg[1]}" for msg in chat_history])
     
-    formatted_input = f"{history_text} User: {user_input} Assistant:"
+    formatted_input = f"You are a helpful assistant. The user says: {user_input}"
     inputs = tokenizer(formatted_input, return_tensors="pt")
     reply_ids = model.generate(**inputs, max_length=100)
     response = tokenizer.decode(reply_ids[0], skip_special_tokens=True)