Update app.py

app.py

@@ -207,9 +207,10 @@ state = VisitorState(
         department_name=department_name,
     )
 # Execute workflow
-result = compiled_graph.invoke(state.dict())
-
+#result = compiled_graph.invoke(state.dict())
+result = compiled_graph.invoke(state.model_dump())
 print(state)
+print(result)
 
 """
 # ---------------------------------------