You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning for the trip to Orlando, can you check the flight on 12/05 and returning on 12/07?

ASSISTANT: Sure, may I know your airport codes?

USER: Sure, my preferable airports are from DFW to MCO.

ASSISTANT: May I know your name please?

USER: My name is Jacob Mitchell.

ASSISTANT: Sorry, no flights found as per your requested dates.

USER: It's ok, thank you for checking.

ASSISTANT: Thank you.