debugging respond function

app.py

@@ -67,9 +67,8 @@ def respond(message, history):
 
     messages = [{"role": "system", "content": system_prompt}]
     
-    for user_msg, assistant_msg in history:
-        if user_msg: messages.append({"role": "user", "content": user_msg})
-        if assistant_msg: messages.append({"role": "assistant", "content": assistant_msg})
+    for msg in history:
+        messages.append(msg)
 
     messages.append({"role": "user", "content": message})
 
@@ -89,7 +88,7 @@ def respond(message, history):
 chatbot = gr.ChatInterface(
     respond,
     title="CityScout: Unique Spot Finder",
-    description="Tell me your city or interests (e.g. 'mummies' or 'New York')!"
+    description="Tell me your city or interests and I'll help you find cool places nearby!"
 )
 
 if __name__ == "__main__":