You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I need to book a flight ticket from OAK to AUS. Please help me in that.

ASSISTANT: Sure, to book a ticket can I know your journey dates please?

USER: My journey dates are from Aug, 22 to Aug, 24.

ASSISTANT: Do you want to fly with economy class or business class?

USER: I am happy with any class.

ASSISTANT: Is there any other requirements, please let me know?

USER: I need a single connecting flight.

ASSISTANT: May I know your name please?

USER: Joshua Edwards.

ASSISTANT: We are glad to inform you that there is a flight available with an American airline of flight 1028 in an economy class with lay by. Can I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: Thank you.