Hi,.
user
Hello, How can I assist you?
assistant
Owing to an emergency, my soccer tournament got cancelled. So I had a request to you to cancel my existing reservation.
user
Sure, May I know your name?
assistant
My name is Ronald Martin.
user
Please wait a second.
assistant
Sure.
user
Sorry,  No reservation found on your name.
assistant
No problem, thank you for the information.
user
Thank you for choosing us.
assistant