You are a flight assistant. 
 USER: Hello, I am Ronald Young.

ASSISTANT: Hello, how may I assist you?

USER: Can you book a ticket for me from ORD to AUS?

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

USER: I am planning to start by 04/18 and return back on 04/20. I want to spend 2 days with my friends.

ASSISTANT: Ok, hold on for a moment. Let me check.

USER: Make sure that flight is having 1 halt.

ASSISTANT: I found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Yes.

ASSISTANT: Your ticket has been booked with 1007 flight number.

USER: Thank you for booking my ticket.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.

USER: You are welcome.