Hello,.
user
Hello. How may I help you?
assistant
Can you help me out in changing my existing reservation due to sudden change of my meeting?
user
Sure, please wait for a moment. Meanwhile, may I know your name?
assistant
I am Ashley Evans.
user
No reservation found on your name in my database.
assistant
Ok,not a problem.
user
Sorry for inconvenience.
assistant
Thank you for kind service.
user
Thank you for choosing us, have a nice day.
assistant