Hello.
user
Hello, How can I help you?
assistant
I would like to change my destination airport code, please help me in changing my existing reservation.
user
Sure, May I know your name?
assistant
My name is Dorothy Adams.
user
Ok, please wait a minute.
assistant
Sure, take your time.
user
Thanks for waiting, there is no active reservation on your name.
assistant
Ok, no problem. Thank you for your information.
user
Thank you.
assistant