You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you ?

USER: My concern is regarding the flight ticket booking from AUS to IAD?

ASSISTANT: Please share your travel dates? Do you have any class preferences?

USER: Ok, please book a ticket for the dates Sept 19 and 21. My preferred class is economy.

ASSISTANT: Are you looking for any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your name please? Is there any other concern? Hawaiian Airlines is providing the connected flight on this route.

USER: Ok, please book a ticket on the name Sharon Johnson. Ok, please book it for me.

ASSISTANT: Your reservation is confirmed with flight number 1013.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.