Update app.py

app.py

@@ -13,8 +13,8 @@ from Gradio_UI import GradioUI
 @tool
 def generate_surfer_image(next_tide: str) -> str:
     """A tool that generates an image of a surfer in the ocean or chilling on Falesia beach and waiting, depending on whether the next tide is high or low.
-        If the closest tide is high, generate surfer in the ocean surfing. If the closest tide is low, generate surfer chilling.
-    
+        If the closest tide is high, generate surfer in the ocean surfing. If the closest tide is low, generate surfer chilling. 
+        If the user asks whether to go surfing now or wait, show the image of a surfer surfing or chilling, depending on the tide.
     Args:
         next_tide: A string representing whether next tide low or high.