Hi.
user
Hello. How can I aid you?
assistant
This is with reference to my booking with your booking agency last week. I'm sorry to inform you that I won't be able to make it due to my exams has arrived, hence I would like to cancel my booking.
user
Sure, I am glad to help you. May I know your name?
assistant
Myself David Moore.
user
Noted, please wait a moment.
assistant
Ok.
user
Sorry, I didn't find any reservation on your name to cancel your reservation.
assistant
Ok, fine thank you.
user
All the best for your exams.
assistant