Hello.
Hello, how may I help you?
 I have to do some modification in my previous flight ticket booking that there is a sudden event held at my home town, so I am unable to travel the trip. can you please help me out with changing of my reservation?
Sure, can I know your name?
Myself Jason Hill.
Happy to inform you, we have found your reservation. Please provide me your new airport codes.
My airport codes are from 05/07 to 05/09.
Sure, may I know your trip dates please?
Sorry, I have mentioned my trip dates previously. My airport codes are from CLT to DTW.
Do you have any other requirements?
I want to book my ticket with normal cost airline and also I want a single connection.
Please wait for a while.
Ok.
Thank you for waiting and we have found a flight in economy class with 0 connection in American airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?
Please proceed with the booking.
Ok, your ticket is booked.
Thank you so much.
Most welcome.