You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I am Jonathan Gonzalez. Can you book a flight ticket from MCO to SEA?

ASSISTANT: Sure, can you mention your travel dates?

USER: My travelling dates are 08/12 and 08/14.

ASSISTANT: Do you need a stopover?

USER: Yes, I need a connecting flight.

ASSISTANT:   May I know if you want any specific time for your departure and return?

USER: I want to depart at evening and return at afternoon.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER:   That's ok, thank you for the response.

ASSISTANT: Thank you for opting us.