Hello.
user
Hello, how can I help you?
assistant
I want to cancel my recent reservation  due to the sudden postpone of my exams. Can you help me with that?
user
Sure, may I know your good name?
assistant
I am Rebecca Gonzalez.
user
Please wait for a moment. I will check and get back to you.
assistant
Sure.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no issues.
user
Thank you for opting us.
assistant
Thank you for your help.
user