Hello. I am Dennis Carter.
user
Hello, how may I aid you for the day?
assistant
Due to some important work at my office, I need to cancel my reservation. Can you please help me?
user
Sure, please wait for a while.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
No problem.
user
Thank you for availing us.
assistant
Thank you.
user