Hello.
user
Hello, how can I aid you?
assistant
I would like to change my existing reservation due to postpone of my event.
user
Sure, may I know your name?
assistant
I am Justin Walker.
user
We found your reservation, can you share your trip dates?
assistant
Sure, my new travelling dates are Mar 16 and Mar 18.
user
May I know your journey airport codes?
assistant
Sure, My journey airport codes are LGA and LAS.
user
Do you have any preferences?
assistant
Yes, I prefer normal cost airline.
user
Give me a minute. Sorry, there is no flight on your given dates.
assistant
Sure.
user
Thank you for opting us.
assistant