Hello, I am Larry Phillips from New York.
Hello, how can I oblige you today?
I want to change my reservation due to postponed of my Client meeting, so please help me to change.
Sure, we are here to help you to change it.
Thank you.
Please wait for a while.
Sure.
Thanks for waiting, there was no reservation found on your name to change it.
That's Ok, not a problem.
Thank you for opting us.