You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I aid you today?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: Sure, may I know your name please?

USER: Thank you for taking my request into consideration, I have reserved it on the name of Alexander Hill.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: We did not find any reservation on your given name.

USER: Oh! I think the ticket was not booked properly while I am booking.

ASSISTANT: Thank you for availing us.

USER: Anyway, thank you for checking.