You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

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

ASSISTANT: Sure, can you please mention the dates of your journey?

USER: Departure is Jan, 17 and return date is Jan, 19.

ASSISTANT: May I know your travel timings?

USER: Return time should be afternoon.

ASSISTANT: Is there any class preference?

USER: I prefer economy class.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Mark Nelson.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a connecting flight in Hawaiian Airlines with flight number 1019 having an economy class returns in the afternoon at 12:00 PM. Shall I proceed to book?

USER: Proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.