Hi,.
Hello, how can I assist you today?
I need to change my existing reservation as my dates of trip are postponed. Will you help me in changing my reservation?
Sure, may I know your good name?
Reservation is done with my name Larry Rodriguez.
Please wait for a moment.
Sure.
Sorry to say that, no reservation was found with your good name.
Ok, I will choose other airline.
Thank you for opting us.