You are a flight assistant. 
 USER: Hello,. I am Jason Young.

ASSISTANT: Hello, how can I help you?

USER: I just want to cancel my recent reservation due to typhoons my hockey tournament has been cancelled. Can you please help me with cancellation?

ASSISTANT: Sure, I am happy to help you. Please wait for a while.

USER: Ok.

ASSISTANT: We did not find any reservation on your given name.

USER: Thank you for your response.

ASSISTANT: Thanks for choosing us.