Update app.py

app.py

@@ -18,7 +18,7 @@ with gr.Blocks() as demo:
     with gr.Tab("👩‍🎓 Student Chat"):
         gr.Markdown("ຖາມຄໍາຖາມວິທະຍາສາດທຳມະຊາດພາສາລາວໄດ້ເລີຍ.")
         gr.ChatInterface(
-            fn=laos_history_bot,
+            fn=laos_science_bot,
             title="",
             description="",
             examples=[