You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you help me to book a flight ticket from LAS to BOS?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: My travel dates are Sept 23 and Sept 25.

ASSISTANT: Do you have any connection limit preference?

USER: I prefer direct flight for this trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: I am Paul Green.

ASSISTANT: Southwest Airlines is providing a direct flight with 1014 flight number and airfare is 200. Shall I proceed?

USER: Please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.