Hello. My name is Kathleen Moore.
user
Hello, how can I help you today?
assistant
My business meeting has been cancelled, so I would like to cancel my recent  reservation. Could you please help me with that?
user
Give me a moment.
assistant
Sure.
user
Sorry Moore, I didn't found any reservation basing on your details.
assistant
That's ok. Thank you for the information.
user
You are welcome.
assistant