You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Please book a flight ticket from IAD to AUS?

ASSISTANT: Sure, I'm glad to help you with that. May I know your planned travel dates please?

USER: My journey dates are Apr 22 and Apr 24.

ASSISTANT: Do you need break in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Gregory Turner.

ASSISTANT: Frontier airlines is providing a single connected flight with ticket fare of 100, shall I proceed for booking?

USER: Go ahead.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1019, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a nice day.