Hello, I am Katherine Carter.
Hello, how may I assist you?
I need to change my existing reservation, as my exam got postponed. Please help me in changing?
Ok, please wait I will revert you in a moment.
Ok.
 We found reservation on your name. may I know your new travel dates?
Ok, my new trip dates are 01/10 and 01/12.
 Could you provide me your source and destination points?
My travelling is from IAD to PHX.
Do you have any preference?
I need a halt.
￼Ok, please wait.
Ok.
 We found a connecting flight UA with flight number 1010 and fare is 100.
Ok, please proceed.
 Your booking is confirmed.
Thank you for your service.
 Thank you for availing us.