You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Andrew Rodriguez here. My business meeting has been cancelled, so I would like to cancel my recent reservation which is under my name.

ASSISTANT: Sure, please wait for a moment.

USER: Ok, take your time.

ASSISTANT: I have successfully cancel your reservation.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a nice day.