Hello,.
user
Hello, how can I help you?
assistant
As my work was not completed on time, I need to change my existing reservation. Could you please help me out?
user
Sure. Wait for a while. May I know your name?
assistant
I am Sharon Lopez.
user
Ok. Sorry to tell that there is no reservation on your name.
assistant
No problem, Thank you for your service.
user
Thank you for approaching us.
assistant