You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a ticket from AUS to SEA. Could you book a ticket?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Travel dates are Oct, 3 and Oct, 5.

ASSISTANT: Do you have any specifications?

USER: I prefer economy class ticket.

ASSISTANT: May I know your good name please?

USER: My name is David Evans.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight available on your requested dates from JetBlue airlines with arrival time 11 AM and depart time 11 AM, shall I confirm your booking?

USER: Proceed for booking.

ASSISTANT: Your ticket is booked with flight 1004.

USER: I prefer direct flight.

ASSISTANT: Yes, it is a direct flight.

USER: Thank you.

ASSISTANT: You are welcome.