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

ASSISTANT: Hello, How can I help you?

USER: Could you please book a flight ticket to Austin, AUS as I want to attend a flower festival?

ASSISTANT: Sure, May I know the source code?

USER: I need to board from Seattle, SEA.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are 02/28 and 03/01.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Not a problem, thank you for your information.

ASSISTANT: Thank you for opting us.