You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I assist you?

USER: I am Ronald Jones.

ASSISTANT: Ok.

USER: I need to book a flight ticket to attend a business conference meeting at CLT, Can you please help me for booking?

ASSISTANT: Please provide your journey dates?

USER: I would like to start on 10/28 to and return on 10/30.

ASSISTANT: Please mention origin airport code?

USER: My take off is MCO.

ASSISTANT: Any specifications?

USER: I need a connecting flight with fare of 500.

ASSISTANT: Ok. No flight found according to your requirement.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thanks for your information.