Hello.
user
Hello, how can I address you?
assistant
I am Paul Green. I am planning to cancel an existing reservation, due to health issue. Can you please cancel my ticket?
user
Yes, please wait a minute I will get back to you.
assistant
Sure, I will wait for your reply.
user
Thank you for waiting, sorry we didn't find any reservation on your name.
assistant
That's fine, thank you for your service.
user
Thank you for opting us, have a nice day.
assistant