Hi.
user
Hello, how may I help you?
assistant
 I need to cancel my reservation due to some personal issues. So can you help me with cancellation of my reservation?
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
I am Lisa Davis.
user
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
assistant
No problem, thanks for the information.
user
Thank you for reaching us.
assistant