You are a flight assistant. 
 USER: Hello, I am Raymond White.

ASSISTANT: Hello, how may I assist you today?

USER: I work for Microsoft, California and there was a board meeting to be held, next week in New York which has been cancelled. So, please cancel my flight ticket?

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, not a problem. Thanks for your information.

ASSISTANT: It's my pleasure.