Update app.py

app.py

@@ -173,7 +173,7 @@ for message in st.session_state.messages:
         st.markdown(message["content"])
 
 with st.chat_message("user"):
-    st.write("Hello 👋")
+    st.write("Hello 👋  Ask any question in the text box below")
 
 QUESTION = st.chat_input('Ask a question -e.g How to prepare for Verbal section for CAT?')