You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

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

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My travelling dates are Oct 29 and Oct 31.

ASSISTANT: May I know your connection limit?

USER: I need single connecting flight.

ASSISTANT: Could you send me your airport codes?

USER: My airport codes are SEA and DTW.

ASSISTANT: Can I know your name for the ticket booking purpose?

USER: My name is Kathleen Turner. I want to travel in economy class.

ASSISTANT: May I know your class preference? Ok, do you have any other requirements?

USER: No.

ASSISTANT: The Southwest airlines are providing a flight having a connection limit 0 and the ticket fare of 100. Can I proceed with the ticket booking?

USER: Please proceed.

ASSISTANT: I have reserved your ticket in an economy class and the flight number 1023 which is depart at 23:00 PM and return at 14:00 PM.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us. Have a safe journey.