Hello.
Hello. How can I assist you now?
I want to change my recent reservation, Can you please help me in that?
Sure, I am happy to help you with that.
Thank you.
Can I have your  good name please  to check your  reservation status?
My name is Amy Johnson.
Ok,  please wait a  moment.
Sure.
Sorry Amy Johnson, no reservation  has found under your name to change.
Ok, that's not a problem. Thanks for your information.
Thank you for choosing us, have a good day.