You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I want to attend a Seminar in Orlando. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am gleeful to assist you. When are you planning to go and return back from your journey?

USER: My travelling dates are Nov 22 and Nov 24.

ASSISTANT: Kindly assign your corresponding airport codes?

USER: My airport codes are MSP and MCO.

ASSISTANT: Do you prefer any lay by in between journey?

USER: I prefer single connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Nicholas Lewis. I want to return on evening.

ASSISTANT: Ok, Is there any another specifications on your trip, so that I can arrange flight like that only.

USER: I don't have any other specifications.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Anyway, thanks for the information.

ASSISTANT: Thanks for approaching us, wish you a great day.