Hello, I am Betty Carter.
Hello, how may I assist you?
Owing to an emergency I need to change my reservation, can you please help me out?
Sure, please wait for a moment.
Ok.
Thanks for waiting, we found reservation with your name. May I know your new travelling details?
My airport codes are from LGA to ATL. My dates of travel are 05/23 to 05/25. I need a connecting flight.
We found a flight with your requested details. Flight number: 1025, airline: UA with single connection and fare of 300. Shall I proceed for booking?
You can  proceed with booking.
Your ticket has been booked.
Thank you for your help.
Thanks for availing us.