You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to book flight ticket from BOS to AUS?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My journey dates are Jan 21 and Jan 23.

ASSISTANT: Do you need break in between your journey?

USER: I need a break in between the journey.

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

USER: No more specifications.

ASSISTANT: May I know your good name please?

USER: Myself Alexander Mitchell.

ASSISTANT: JetBlue airlines is providing a direct flight with ticket fare of 100, shall I proceed for booking?

USER: Yes, you can proceed.

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

USER: Thank you.

ASSISTANT: Thank you for choosing us.