Hello.
user
Hello. How may I aid you?
assistant
Owing to an emergency, I want to cancel my recent reservation. Can you help me?
user
Sure, may I know your name?
assistant
Ok, I am Ryan Campbell.
user
 I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.
assistant
No, thanks for asking. Thank you for your help.
user
Thank you.
assistant