Hi.
user
Hello. How can I  help you?
assistant
As, My basketball tournament has been cancelled due to heavy rainfall, I want to cancel my reservation. Can you help me with that?
user
Sure, may I know your name please?
assistant
Sure, The ticket has been reserved with the name of Mary Parker.
user
I am sorry no reservation found on your name.
assistant
Ok, no issues. Thanks for the information.
user
Thank you for choosing us.
assistant