Hi, I am Debra Clark.
user
Hello, how may I help you?
assistant
I just want to want to change an existing reservation due to my appointment got prep-one.
user
Sure, please wait a moment I'll check the details of your reservation.
assistant
Ok.
user
Sorry to say, there is no reservation found on your name.
assistant
Ok, no issue. Thanks for your information.
user
Thanks for contacting us. Have a nice day!.
assistant