Update app.py

app.py

@@ -182,7 +182,8 @@ with gr.Blocks(css=css) as demo:
            
         gr.Markdown("""## Ask questions of *needs assessment* experts,  
                     ## get responses from a *needs assessment experts* version of ChatGPT.  
-                    Ask questions of all of them, or pick your expert below.""" ,
+                    Ask questions of all of them, or pick your expert below.
+                    This chatbot uses ChatGPT (which is free at chat.openai.com), so please only use this version for needs assessment related chats.""" ,
                     elem_id="header")