Hi,.
user
Hello, how exactly I can serve you the best today?
assistant
I would like to change my existing reservation.
user
Ok. To change your reservation, can I have your name please?
assistant
My name is Shirley Edwards.
user
Thanks for your name. Wait a while, I will check the reservation on your name and let you know the details.
assistant
Sure.
user
Sorry, we did not find any reservation on your name to change.
assistant
Thanks.
user
Thank you for approaching us.
assistant