Hi.
Hello. How may I assist 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, I am here to help you out. Can you please share your name?
Kevin Green here.
Wait a moment please.
Ok.
Kevin Green, we haven't found any reservation under your name in our database to change.
That's ok, thank you for your help.
Thank you for reaching us.