You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please book a flight ticket from SEA to DCA.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned travel dates are Dec, 3 and Dec, 5.

ASSISTANT: Do you have any limits on numbers of connections?

USER: I would prefer single connection.

ASSISTANT: May I know your name for the booking?

USER: Ronald Hernandez.

ASSISTANT: Do you have any another specifications on your journey?

USER: No, thank you.

ASSISTANT: Spirit Airlines providing a flight with the price 200 with single connection. Can I proceed for the booking?

USER: Please proceed.

ASSISTANT: Your flight ticket reservation done with the flight number 1000.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.