You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Could you help me in booking a flight ticket from AUS to MCO?

ASSISTANT: Sure, help me with the trip dates?

USER: I would like to fly on Oct 04, return on Oct 06.

ASSISTANT: May I know your name please?

USER: My name is Katherine Walker.

ASSISTANT: Do you have any preferences?

USER: I want direct flight.

ASSISTANT: Sorry, no flights were running in your desired routes.

USER: Not an issue, thank you.

ASSISTANT: Thank you for opting us.