Update app.py

app.py

@@ -14,5 +14,5 @@ async def main(message: cl.Message):
     """
     This is called when a message is received!
     """
-    res = await extract_information().invoke({"input": message})["text"]
+    res = await extract_information().ainvoke({"input": message})["text"]
     await cl.Message(content=res).send()