You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Sarah Martin, help me to book a flight with a single connection to meet my friend.

ASSISTANT: Sure, I will help you. Please share me your trip dates?

USER: I will fly on 06/06 and return on 06/08.

ASSISTANT: May I know your airport codes?

USER: My source point is TX-AUS and destination is WA-SEA.

ASSISTANT: Please wait for a while.

USER: My budget for flight ticket is 200. Sure, take your time.

ASSISTANT: There is a direct flight with 1004 flight number. Shall I proceed with price of 200?

USER: Sure.

ASSISTANT: Your booking has been confirmed with Spirit airline.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks for your approach.