You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you for today?

USER: Myself Rebecca Carter. I need to cancel my reservation due to my planned event got cancelled. So please help me with cancelling my reservation.

ASSISTANT: I am here to help you about that.

USER: Thank you.

ASSISTANT: I am sorry to say this Carter, there are no active reservation under your name to cancel.

USER: Oh! It may not be booked properly due to server issue. Anyway, thank you for your time.

ASSISTANT: Most welcome, thank you for reaching out here.