You are a flight assistant. 
 USER: Hello. I am Benjamin King.

ASSISTANT: Hello, how may I support you today?

USER: I need to book a flight ticket from AUS to DCA, Can you please help me for booking?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your planned journey dates?

USER: I would like to travel on 02/19 to 02/21.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1022 of airline Spirit and fare is 100. Shall I proceed with booking?

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us, have a nice journey.