You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a flight ticket from AUS to DCA. Could you help me in booking?

ASSISTANT: Sure, please provide your travel dates.

USER: My travelling dates are from Oct 12-14.

ASSISTANT: Do you have any preferences?

USER: I need connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Stephanie Nelson here.

ASSISTANT: Flight-1027 is available in Hawaiian airlines with single connection and the ticket fare is 100. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.