Hi.
Hello. How can 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?
Can I know your name?
I am Laura King.
Let me check status with your recent reservation.
Ok.
Sorry, there is no reservation by name Laura King.
That's ok, thank you.
Thank you.