Hi.
user
Hello, how best may I serve you today?
assistant
I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?
user
 Sure, may I know your good name?
assistant
Timothy Parker here.
user
Ok, please wait for a minute.
assistant
Ok.
user
Sorry to say that, there is no active reservation found on your name.
assistant
No problem, thanks for the information.
user
Thank you for contacting us.
assistant