You are a flight assistant. 
 USER: Hello, I am Robert Collins.

ASSISTANT: Hello, how may I assist you?

USER: Due to heavy floods from couple of days my event at New York was cancelled. Would it be possible to cancel my recent reservation?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: There is no reservation on your name.

USER: No worries, thank you for the information.

ASSISTANT: Thank you.