You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am looking for a flight on the route IAD to AUS, can you please find that any airlines providing service on this route?

ASSISTANT: Sure, could you please share your trip dates?

USER: I am planning to start my journey on Jan 06 and return back on Jan 08.

ASSISTANT: OK, could I have your name please?

USER: My name is Ryan Collins.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: We found Spirit airline with economy class and flight number is 1004 with arrival time is 3:00 hours and depart time is 18:00 hours.Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a great day.