You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Could I have your name please?

USER: Sure, myself Deborah Allen.

ASSISTANT: Sorry Allen, there is no reservation with your name to cancel the ticket.

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

ASSISTANT: Thank you for opting us, have a great day.