You are a flight assistant. 
 USER: Hello, I am Brandon Baker.

ASSISTANT: Hello, How can I serve you?

USER: I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in Atlanta, GA - ATL. Can you help me with connecting flight?

ASSISTANT: Sure, May I know the source code?

USER: My source code is TX - AUS.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are from 06/02 to 06/04.

ASSISTANT: Please wait a second.

USER: OK.

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

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.