Update app.py

app.py

@@ -1,7 +1,18 @@
 import gradio as gr
+from transformers import pipeline
 
-def greet(name):
-    return "Hello " + name + "!!!"
+# Load a free chatbot model from Hugging Face
+chatbot = pipeline("conversational", model="facebook/blenderbot_small-90M")
+
+def chat(message, history=[]):
+    from transformers import Conversation
+    conversation = Conversation(message)
+    chatbot(conversation)
+    response = conversation.generated_responses[-1]
+    return response
+
+with gr.Blocks() as demo:
+    gr.Markdown("## 🤖 Sumit AI Chatbot")
+    chatbox = gr.ChatInterface(fn=chat)
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
 demo.launch()