You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Brian Gonzalez here. I am a art professor, I have to visit national gallery of art in Washington.

ASSISTANT: Good to hear, may I know your travelling dates please?

USER: I am travelling on 09/27 and 09/29.

ASSISTANT: Brian Gonzalez, please provide your airport codes to book the ticket.

USER: I am travelling from AUS to DCA.

ASSISTANT: Wait a moment please.

USER: I need a flight with 1 connection.

ASSISTANT: Yes, the flight 1002 of JetBlue airlines providing the service with 1 connection limit. Shall I proceed to book?

USER: Please proceed with my booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you and have a safe flight.