Hi.
user
Hello, how can I oblige you?
assistant
I wnat to change my existing reservation due to postpone of my interview, can you hep me in that?
user
Sure, Please provide me your name to check with the reservation list.
assistant
My name is Paul Davis.
user
There is no reservation found with your name.
assistant
Ok, no problem. Thank you.
user
Have a nice day.
assistant