You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Barbara Williams. Could you please help me with finding a flight ticket on the route DCA to AUS?

ASSISTANT: Sure, can you share your travel dates please?

USER: I would like to take off on 06/16 and return on 06/18.

ASSISTANT: Thanks for your patience. I have found Hawaiian airlines which flies with one connection.

USER: Please confirm the booking if the ticket fare is 500 or less.

ASSISTANT: Sure. Yes, I have confirmed your flight ticket.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you.