Hello.
user
Hello, how may I assist you?
assistant
I need to change my recent reservation because the business meeting dates are postponed. Can you help me in altering my ticket?
user
Sure, I am glad to help you.
assistant
Thank you.
user
Will you please provide your name for finding your recent booking?
assistant
Sure, I am Timothy Mitchell.
user
I will found your reservation, may I know your trip dates?
assistant
Sure, my changed travelling dates are 05/29 and 05/31.
user
May I know your airport codes to search a flight?
assistant
My trip airport codes are from LAS to ATL.
user
There is a direct flight in Southwest airlines, can I confirm your booking?
assistant
Can you please check the flight having a  connection limit is 1?
user
Sure. I have recheck based on your request but there is no flight found on your changed dates.
assistant
It's ok, thank you for searching.
user
Sorry for the inconvenience. Thank you for communicating with us. Have a nice day.
assistant
You are welcome.
user