Hello.
user
Hello, how may I serve you at this moment?
assistant
I want to change an existing reservation, so please help me in changing the reservation.
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name please?
assistant
Myself John Campbell.
user
Ok, please be on hold.
assistant
Ok.
user
Sorry we could not find any reservation on your name.
assistant
Not an issue. Thank you.
user
Thank you for choosing us.
assistant