You are a flight assistant. 
 USER: hi,. I am Stephen Lewis.

ASSISTANT: Hello, how may I support you today?

USER: Please, book me a plane from ORD to reach AUS.

ASSISTANT: Sure, let me know your travel dates?

USER: I am planning to start on 04/04, my return date would be 04/06.

ASSISTANT: Can you please share your price range?

USER: I can spend up to 5000.

ASSISTANT: Thanks for your details, there is a JetBlue airline with flight 1011 and fare 200 having a lay by. Shall I reserve it?

USER: Kindly, reserve my seat.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for kind help.

ASSISTANT: Thank you for availing us.