Hi.
Hello. How can I aid 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, We are here to help you. May I know your name?
Brenda Rodriguez here.
Give me a minute.
Ok.
 Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
That's ok, thank you for your help.
Thank you for reaching us.