Hello.
user
Hello. How can I aid you?
assistant
My name is Charles Lee. Owing an emergency, I want to cancel my reservation. Can you help me for that?
user
Sure, I will help you to cancel your reservation.
assistant
Thank you.
user
Sorry, no reservation found on your name to cancel your reservation.
assistant
That's ok, thank you for checking.
user
Welcome, have a nice day.
assistant