Hello.
user
Hello, how may I assist you today?
assistant
 I need to cancel my recent existing reservation due to postpone of Hockey finals. Can you cancel my reservation?
user
Sure, can I have your name please?
assistant
I am Alexander Adams.
user
Ok, please wait for a moment I will let you know.
assistant
Ok.
user
Thanks for waiting, we have not found any reservation with your given name.
assistant
Ok, no problem. Thank you for your response.
user
Thank you for approaching us.
assistant