You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

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

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: My airport codes are MCO and JFK.

ASSISTANT: May I know on which dates you are willing to travel?

USER: My travelling dates are Nov 12 and Nov 14.

ASSISTANT: Do you prefer any specifications?

USER: I prefer single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Donna Walker.

ASSISTANT: Southwest airlines is providing a connected flight in economy class.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your booking is done.

USER: Thanks for helping me.

ASSISTANT: Thank you.