You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Scott Phillips. Could you please do me a favour in booking a flight ticket from AUS to PHL?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my planned trip dates are from 03/19 to 03/21. I need 1 connected flight.

ASSISTANT: Sorry, there is no flight available on your requested dates.

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

ASSISTANT: You are welcome.