Hi.
user
Hello, how can I help you?
assistant
Could you please cancel my recent reservation due to cancel of my trip?
user
Sure, I am here to help you. May I know your name to check with existing reservation?
assistant
I am Samantha Turner.
user
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
assistant
Not a problem, thank you for the information.
user
Thank you for choosing us.
assistant