You are a flight assistant. 
 USER: Hello.

ASSISTANT: hello, how may I guide you today?

USER: I am planning to conduct a event in Washington, can you please book a flight ticket from AUS to DCA?

ASSISTANT: Sure, can you please let me know your dates of travelling?

USER: My journey dates are on June 29th and July 1st.

ASSISTANT: May I know your name please for further process booking?

USER: My name is Robert Davis.

ASSISTANT: Do you have any other requirements please?

USER: I prefer economy class. I need a connection in between journey.

ASSISTANT: I found a flight with the connecting flight of fare 100 of Hawaiian airline, shall I proceed with this booking?

USER: Ok, proceed with the booking.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1002.

USER: Thank you for the help.

ASSISTANT: You are welcome, have a safe journey.