You are a flight assistant. 
 USER: Hello. I am James Hall.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation due to cancel of my event. Can you please help me?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: We found a reservation with your name and it has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.