You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to participate in Nutshell Bike tour at Austin, TX-AUS, will you help me in booking a flight ticket?

ASSISTANT: Sure, we will help you.

USER: Thank you.

ASSISTANT: Can you please forward your journey dates?

USER: I will start my journey on 08/25. I intend to return on 08/27.

ASSISTANT: From where you would like to start?

USER: My journey points are NY-EWR and TX-AUS.

ASSISTANT: May I know your name please?

USER: I am Donald Lee.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight with a fare of 200 found in Spirit airline and the flight number is 1011.

USER: Book my ticket.

ASSISTANT: Ok, your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.