You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, may I know your name to cancel your ticket?

USER: Sure, myself Joshua Edwards.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation is found by your name.

USER: Oh! It may not be booked properly while booking. Anyway, thank you for your time.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.