Hi.
user
Hello. How may I aid you?
assistant
I want to cancel my reservation which is done recently due to some problems, can you please help me in this?
user
May I know your name?
assistant
Sure, my name is Richard Hill.
user
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
assistant
Ok, not an issue.
user
Thank you.
assistant
Thank you for your service.
user