You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you for the day?

USER: Can you please help me in booking my flight ticket from DFW to JFK?

ASSISTANT: Sure, I am here to help you with that. Can you please share your preferable travel dates?

USER: My travelling dates are Dec 06 and Dec 08.

ASSISTANT: May I know your name please?

USER: Myself Gregory King.

ASSISTANT: May I know your connection limit?

USER: I need direct flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: There is a direct flight-1004 in Hawaiian Airlines with a fare of 200.

USER: Ok, please proceed with booking.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.