Hi.
user
Hello, how may I be of your service?
assistant
 Owing to an emergency, my meeting with client got cancelled, so I want you to cancel my recent reservation.
user
Sure, I am glad to help you with the ticket cancellation. Could you please help me by providing your name to check the reservation status?
assistant
Thank you. Sure, William Brown here.
user
Ok, please wait a moment I'll check the reservation list.
assistant
Sure.
user
Thank you for waiting, no reservation was found on your name in our database.
assistant
Ok, no issues at all. Thank you for your information.
user
Thank you for approaching us.
assistant