Hello.
user
Hello. How can I assist  you now?
assistant
I want to change my existing reservation,as my health is not good. Can you please help me out with this?
user
Sure, I am happy to help you with that.
assistant
Thank you for the response.
user
Can I have your good name please to check your reservation status?
assistant
Scott Hill is my name.
user
Ok, please wait a moment.
assistant
Ok, sure. I will wait for your quick response.
user
Sorry Scott Hill, no reservation has found under your name to change.
assistant
Ok, no problem. Anyways, thank you for the information.
user
Thank you for choosing us, have a good day.
assistant