Hi.
user
Hello. How may I aid you?
assistant
Can you help me to cancel my reservation?
user
I am happy to help you, may I know your name?
assistant
Sure, I am Charles Phillips.
user
Ok, please hold on a moment.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
Thank you for your information.
user
Welcome Charles Phillips.
assistant