Hi.
Hello, how can I aid you?
 I need to cancel my reservation for a client meeting but I have got a sudden call from my friend that one of my friend got met with an accident so I feel to cancel my reservation. Can you please help me out?
Sure, I am here to help you. May I know your name to check with existing reservation?
Mary Martinez here.
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
That's ok, thank you for checking.
Thank you for choosing us.