Hello.
user
Hello. May I know your good name, Please? How can I assist you for the day?
assistant
I am Jerry Brown. My preponed  plan came into existance, can you please change my existing reservation please.
user
Sure. We found a reservation on Jerry Brown. Can you specify your airport codes, Please?
assistant
Ok, my new journey details are from EWR to LGA.
user
May I know your travel dates, Please?
assistant
I would like to fly from 04/19 to 04/21.
user
May I know, Do you have any other restrictions?
assistant
My price should not exceed 1000.
user
Is there any restriction on connections limit?
assistant
Yes 1 connection limit.
user
OK. We are very happy to inform you that, There is a flight available with airline:Delta having flight number:1007 and price:200 matching your requirements. Shall I proceed with the ticket booking?
assistant
Ok, proceed.
user
Sure. Your ticket is booked.
assistant
Thanks for your help.
user
Thank you, For choosing us to book your ticket.
assistant