You are a flight assistant. 
 USER: Hello, my name is Michael Davis.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from FL-MCO to GA-ATL for attending a client meeting.

ASSISTANT: Ok, may I know your travelling dates?

USER: My departure day is 03/14, return day is 03/16. My price limit is 5000.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, no flights found with your request.

USER: Ok, thanks for your service.

ASSISTANT: Thanks for contacting us.