Hi.
Hello, how can I help 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?
Sure, I am mirthful to help you with that.
Ok.
Can you please share me your name?
Betty Lopez here.
Sorry, no reservation found on your name in our database.
That's ok, thank you for your help.
Thank you for choosing us, have a nice day.