You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Joseph Wright. I want to book a flight ticket from LAX to AUS. Could you help me in booking?

ASSISTANT: Sure, help me with the trip dates?

USER: My travelling dates are from Sep 26-28.

ASSISTANT: Do you have any preferences?

USER: My return time should be in the evening.

ASSISTANT: We found a direct flight with Hawaiian which returns back at 21:00PM having an economy class seat with flight number 1024. Shall I reserve?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.