You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Could you please cancel my recent reservation?

ASSISTANT: Sure, I am here to help you for this. May I know your name please?

USER: My name is Carol Young.

ASSISTANT: Just a moment.

USER: Sure.

ASSISTANT: Sorry for inconvenience, no reservation is found under your name to cancel.

USER: Not a problem, thank you for checking.

ASSISTANT: Thank you very much for approaching our agency.