Hello.
Hello, how may I help you?
I need to change my existing reservation because of some financial problem. Can you change my reservation?
Ok, please hold on for a while, I will check the possibility. Can I know your name?
Ok, myself Kathleen Campbell.
There is no ticket showing on our database under your name.
That's ok,  no problem.
Thank you for reaching us.
Thank you for checking your data base.
Welcome.