You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket from DFW to JFK. Could you help me in booking?

ASSISTANT: Sure, I am glad to help you. May I know your trip dates?

USER: My travelling dates are from Dec 27 - 29.

ASSISTANT: Do you have any connection limit preference?

USER: I prefer for connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Do you have any specific time concern?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: Lisa Clark.

ASSISTANT: Thank you for sharing all your required details.

USER: Ok.

ASSISTANT: Spirit Airlines is providing a connecting flight with 1028 flight number. Shall I proceed with this flight?

USER: Yes, please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.