Hi.
user
Hello, how can I help you?
assistant
Owing to an emergency I need to cancel my recent reservation. Can you help me in cancellation?
user
Sure, may I know your good name?
assistant
I am Mary Parker.
user
We found a reservation with your name.
assistant
Ok, please cancel my ticket.
user
Your flight ticket has been cancelled.
assistant
Thanks for your kind service.
user
Thank you.
assistant