Update app.py

app.py

@@ -151,7 +151,7 @@ def get_response(system_message, chat_history, user_text, max_new_tokens=256):
     return response, follow_up, chat_history, None
 
 # --- Chat UI ---
-st.title("🚀 HAL - Your NASA AI Assistant")
+st.title("🚀 HAL - A NASA AI Assistant")
 st.markdown("🌌 *Ask me about space, NASA, and beyond!*")
 
 if st.sidebar.button("Reset Chat"):