diff --git a/python/packages/autogen-agentchat/src/autogen_agentchat/agents/_user_proxy_agent.py b/python/packages/autogen-agentchat/src/autogen_agentchat/agents/_user_proxy_agent.py
index b3e15da85..2ad9a2468 100644
--- a/python/packages/autogen-agentchat/src/autogen_agentchat/agents/_user_proxy_agent.py
+++ b/python/packages/autogen-agentchat/src/autogen_agentchat/agents/_user_proxy_agent.py
@@ -98,7 +98,7 @@ class UserProxyAgent(BaseChatAgent):
                     agent_task = asyncio.create_task(
                         agent.on_messages(
                             [TextMessage(content="What is your name? ", source="user")],
-                            cancellation_token=CancellationToken(),
+                            cancellation_token=token,
                         )
                     )
                     response = await agent_task