Hello. Dennis Hall here.
user
Hello, how may I help you?
assistant
I would like to cancel my recent reservation now. Can you help me?
user
I am happy help you, please hold on a moment.
assistant
Ok, I will be waiting for your response.
user
Sorry to say, there is no reservation found on your name to cancel it.
assistant
Oh! That's very sad to know. Anyways, thank you for checking.
user
Thanks for contacting us.
assistant
Most welcome.
user