Hello.
Hello, how may I serve you today?
I want to change my existing reservation due to postpone of my book publishing at Houston. Can you please help me?
Sure, I am here to help you with this. May I know your name please?
Sure, I am James Martin.
Ok, please wait for a mean while.
Sure.
Sorry to say, that there is no reservation found as per your name to change it in your database.
No worries, thank you for the information.
You are welcome.