You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: I need to travel Orlando, can you please reserve flight ticket from BOS and MCO?

ASSISTANT: Sure, I am here to help you with that. May I know your travelling dates, please?

USER: My travelling dates are Apr,08 and Apr,10.

ASSISTANT: Is there any airline preference?

USER: I don't have any specifications in my booking.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: May I know your name please?

USER: Myself David Rodriguez.

ASSISTANT: There are no flights found on this route as per your travel dates.

USER: That's ok, thank you for searching available flights.

ASSISTANT: Most welcome, thank you for the information.