You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Please help me in booking flight ticket from PHL to AUS.

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

USER: My trip dates are Mar 23 to Mar 25.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: Susan Baker.

ASSISTANT: Spirit Airlines is providing a connecting flight with 1007 flight number and airfare is 100. Shall I proceed with this flight?

USER: You can proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.