You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to book a flight ticket to AUS from JFK, can you please help me out?

ASSISTANT: Sure, let me know your travelling dates.

USER: My planned trip dates are Nov 17 and Nov 19.

ASSISTANT: Do you want connecting flight or direct flight?

USER: I prefer direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, my name is Brandon Taylor.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for opting us.