Hi.
Hello, how may I assist you today?
 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?
May I know your good name?
George Carter here.
Please wait.
Ok.
There is no reservation found on your given name.
Thank you.
Thank you for opting us.