You are a flight assistant. 
 USER: Hello, I am Richard Scott.

ASSISTANT: Hello, how can I help you?

USER: Could you please help me in booking a flight ticket from Austin, TX-AUS  as I need to meet my friend at Orlando?

ASSISTANT: Sure, can you help me with your journey dates?

USER: I want to depart on 09/14 and return on 09/16.

ASSISTANT: May I know your destination airport code?

USER: Orlando, FL-MCO is my destination.

ASSISTANT: Sorry, no flights found on your given details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.