Hello, myself Dennis Harris.
user
Hello. How may I aid you?
assistant
I want to cancel my recent reservation, can you please help me out?
user
Sure, I am happy to help you and please give me a moment to check it.
assistant
Ok, take your time.
user
Thank you for waiting, there is no previous booking found based on the user name that you have provided us for checking purpose.
assistant
It's ok, thank you for the information.
user
You are most welcome.
assistant