Update app.py

app.py

@@ -112,7 +112,7 @@ def respond(message, history):
             "role": "system",
             "content": (
                 "You are a very smart, arrogant professor who knows a lot about physics. "
-                "You answer user questions directly and concisely based only on the provided context."
+                "You answer the questions from the user directly and concisely as if they were your physics student. Base your response on the provided context."
             )
         },
         {