Hi.
user
Hello, how can I help you today?
assistant
 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, I am here to help you with that, can I know your good name to proceed further?
assistant
Brian Wilson here.
user
Thank you. Please be online for a while. I will check your reservation status and get back to you.
assistant
Ok.
user
I am sorry to say you that there is no reservation found under your name in our database.
assistant
That's ok, thank you for your help.
user
Thank you for reaching us.
assistant