Hello, myself Brian Walker.
Hello, Brian how can I aid you at this moment?
I want to cancel my reservation, as I got an urgent work in office, can you please help me?
Ok, I can help you out.Please wait a minute I'll check and let you know whether there is a reservation on your name or not.
Sure.
Ok, thank you for waiting Brian. Sorry, no reservation found on your name in my database.May be your ticket has been already cancelled.
That's ok, thank you for checking.
You are welcome.