You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: Can you aid me to book a flight ticket from AUS to DCA?

ASSISTANT: Sure, I am here to help you with that. May I know your planned travel dates?

USER: I planned my trip on the dates Mar 27 and Mar 29.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Would you like to travel in a connecting flight or in direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, other specifications.

ASSISTANT: United Airlines are having a flight-1005 with single connection limit and the ticket fare is 100. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: May I know your name please?

USER: Myself Charles Moore.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for your help.

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