Hi.
user
Hello. How  can I  help you?
assistant
Jennifer Turner here. 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?
user
Sure, just a moment please.
assistant
Ok.
user
I am sorry no reservation found on your name.
assistant
That's ok, thank you for your help.
user
Thank you for choosing us.
assistant