Update app.py

app.py

@@ -18,7 +18,7 @@ def open_page(url):
         </script>
     """ % (url)
     html(open_script)
-st.write('Select Chat Interface and click on button! If you want to use another Interface then Untick selected option.')
+st.write('Select Chat Interface and click on button! To use another Interface then untick selected option and click on button again.')
 if st.checkbox("Mistral Chat"):
     st.button('Mistral Chat', on_click=open_page, args=(mistral_url,))
 elif st.checkbox("Llama-2 Chat"):