Hello.
Hello, may I know your name please?
I'm Betty King.
Yes Betty, how may I assist you?
Actually, destination of my trip got changed.Could you please change my existing reservation?
Sure Betty, please wait for a moment.
OK.
Sorry, there is no reservation found by your name.
OK, fine.
Do you want any more information please?
No, thank you for your information.
Thank you and have a nice day.