Hello, I am Justin Green.
user
Hello, how may I serve you at this moment?
assistant
Can you aid me in booking a flight ticket from ORD to JFK?
user
Sure, I will help you. Please send your travelling dates.
assistant
Sure, I would like to go on Jan 17th and return back on Jan 19th.
user
Do you have any airline preference?
assistant
Ensure it is in the normal-cost airline.
user
Sorry, there is no flight available on your requested dates.
assistant
That's ok, thank you for checking.
user
You are welcome, have a nice day.
assistant