You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Could you please help me to book a flight ticket from AUS to take a part in scuba driving in Evans river at PHL.

ASSISTANT: Sure, can you please share your journey dates?

USER: Sure, I intend to start on May 4th and my return date will be on May 6th.

ASSISTANT: Are you looking for any preferred connections?

USER: I want to fly with the connecting flight for this time.

ASSISTANT: Do you have any other specifications to be met?

USER: No, please proceed.

ASSISTANT: Can I have your name to proceed further?

USER: I am William Lewis.

ASSISTANT: We found a Spirit airlines, flight number-1006 connections-1 class-economy and fare is 200. Shall I proceed with the booking?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for reaching us.