Hi.
user
Hello. How may I help you?
assistant
I need to change my existing reservation, Can you please help me with that?
user
May I know your name to check your reservation?
assistant
Robert Roberts.
user
Ok, please wait.
assistant
Sure.
user
Thanks for waiting, I have gone through the reservation list twice but could not find any reservation active under your name.
assistant
Ok, no problem. Thanks for your information.
user
Welcome Robert Roberts.
assistant