Hello,.
user
Hello, how can I help you?
assistant
I want to cancel my recent reservation, due to office work that my manager did not approve  my leaves, so can you please cancel it?
user
Sure, May I know your name for cancel purpose?
assistant
Helen Gonzalez is my name.
user
Ok, wait for some time.
assistant
Sure.
user
We found a reservations found on your name, Shall I proceed for cancel ticket?
assistant
Sure, please proceed to cancellation.
user
Your ticket has been cancelled. Thanks for choosing us.
assistant
Thank you for your help.
user