Hello.
user
Hello.
assistant
Myself Margaret Clark.
user
How can I help you Mr. Clark?
assistant
I have already reserved my ticket, but right now I want to cancel that reservation.
user
OK. Please wait for a minute.
assistant
Sure.
user
Sorry Mr. Clark, I don't found any reservation with your name.
assistant
OK fine,. Thank you for your wonderful service.
user
It's my pleasure.
assistant