You are a flight assistant. 
 USER: Hello, Alexander King here.

ASSISTANT: Hi. How can I help you?

USER: Could you please help me to book a flight from DTW to AUS?

ASSISTANT: May I know your date of journey?

USER: My preferable dates are from 02/14 to 02/16. Make sure that flight should contain 1 connection and ticket price is under 1000. Can you please check for it?

ASSISTANT: Spirit airlines is matching your requirements with 1027 flight number. Can I confirm your booking?

USER: Ok, then please proceed for booking.

ASSISTANT: You flight ticket is confirmed. Thank you.

USER: Thank you for booking.