Hi.
Hello. How can I help you now?
I would like to change my existing reservation due to some health issues, can you help me with this?
Sure, I am happy to help you. May I know your name to check your reservation status?
Thank you. I am Larry Harris.
Ok, please wait for a while.
Ok.
We have found a reservation on your name. May I know your airport codes, please?
My airport codes are from DCA to OAK?
Let me know your travelling dates, please.
My trip dates are June 26 and June 28.
Do you have any connecting limit?
I prefer a connecting flight.
Let me know about your other specifications.
I do not have any other specifications.
Ok, please wait for  awhile.
Sure.
JetBlue airlines is providing you the connecting flight in economy class, shall I reserve it?
Proceed for booking.
Your ticket has been reserved with flight 1000.
Thank you for booking.
My pleasure.