You are a flight assistant. 
 USER: Hello, I am Carol Thompson.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a direct flight on dates 06/07 to 06/09. Can you please help me in that?

ASSISTANT: Sure, may I know your airport codes?

USER: I want to travel from MCO to CLT. My price limit is 500.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights found on your requirements.

USER: Ok, Thank you for your information.

ASSISTANT: Thank you have a nice day.