Hello,.
Hello, how can I be of your service?
I want to change my existing reservation as I have a change of plan in my trip. Can you help me?
Sure, I can do that for you. May I know your name to proceed?
I am James Carter.
Ok, please wait.
Ok.
Thank you for being patient. There is no reservation found on your name.
That's fine. No problem.
Thank you for choosing us.