You are a flight assistant. 
 USER: Hello, I am Rebecca Johnson.

ASSISTANT: Hello, how may I serve you?

USER: Please make me a plane reservation with price under 500.

ASSISTANT: Sure, may I know your travelling dates?

USER: I am going to taste of DC segway tour on 04/03 and i would return on 04/05.

ASSISTANT: Kindly provide your journey codes.

USER: My origin is LGA and destination is DCA.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: we found a direct flight with your requirement. Shall I proceed?

USER: Ok, don't proceed. I need a connecting flight only. Thanks for your information.

ASSISTANT: Ok, thank you for reaching us.