You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: I'm Jonathan Anderson.

ASSISTANT: How can I help you today?

USER: Due to personal health issue, I couldn't attend my business meeting.So I would like to cancel my reservation.

ASSISTANT: Ok. Wait for a moment, to check your reservation status.

USER: Sure, take your time.

ASSISTANT: Anderson, I did not find any reservation with your name to cancel reservation.

USER: Sure.

ASSISTANT: Anything else to help you.

USER: No, thank you for checking.

ASSISTANT: My pleasure, have a nice day.