Hello.
user
Hello. How can I help you today?
assistant
I want to change my existing reservation, because of health issue. Can you please help me in this?
user
Sure, I am here to help you. May I know your name please?
assistant
Myself Amanda Davis here.
user
Sorry Amanda, there is no reservation found on your name.
assistant
Ok, fine.
user
Thank you for choosing us, have a nice day.
assistant
Welcome.
user