You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to visit Orlando to meet my cousin, please help me in booking a ticket from CLT to MCO.

ASSISTANT: Please provide your trip dates.

USER: My trip dates are on June 22 and June 24.

ASSISTANT: Do you need any connection limit?

USER: I need a direct flight for this trip.

ASSISTANT: Do you need any other specifications?

USER: I prefer an economy class.

ASSISTANT: May I know your name?

USER: My name is Nicholas Parker.

ASSISTANT: There are no flights available on your routes.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.