Hello.
user
Hello. What can I do for you?
assistant
As I have a important meeting in my office, I want to cancel my reservation.
user
Sure, can I know your name please?
assistant
William Anderson here.
user
Sorry Anderson, there is no reservation found in my database on your name.
assistant
That's fine, thank you for checking.
user
Thank you for your positive response.
assistant
Welcome.
user