Hello.
user
Hello. How may I help you?
assistant
I want to change my existing reservation, because I have another important work on that dates, can you please help me?
user
Sure, please provide me your name to check the reservation status.
assistant
Sure, my name is Shirley Campbell.
user
Please wait a minute, Shirley.
assistant
Ok.
user
Shirley, there is no reservation found with your details.
assistant
Oh it's ok no problem. Thank you for your information.
user
Thank you for choosing us, have a good day.
assistant
Welcome.
user