Hi.
Hello. How can I assist you now?
 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, I am happy help you with that. Can I have your good name to check your reservation status?
Pamela Green.
Ok, please wait a moment.
Ok, take your time.
Sorry to inform you that no reservation has found under your name to change.
That's ok. Anyways, thank you.
Thank you for choosing us, have a good day.