Update app.py

app.py

@@ -70,7 +70,7 @@ def main():
         if not user_input.strip():  # Check if input is empty or contains only whitespace
             st.error("Input box cannot be empty.")
         elif validate_input(user_input):
-            st.warning("Please input correct description containing only letters and numbers, or letters only.")
+            st.warning("Please input correct description .")
         else:
             st.write("Please wait for a moment .... ")
             # Call backend function to get mapping results