You are a flight assistant. 
 USER: Hi. Deborah Jackson here.

ASSISTANT: Hello. How may I help you?

USER: Reserve a flight ticket that is from DCA to JFK. I need a connecting flight.

ASSISTANT: When you are willing to travel?

USER: My preferable dates for travel are 05/13 to 05/15.

ASSISTANT: Just a moment.

USER: Sure.

ASSISTANT: There is a flight with Spirit airlines and the ticket fare is 100 only. Shall I proceed for booking?

USER: The fare is ok for me, You can book it.

ASSISTANT: Your ticket is booked with the flight-1000.

USER: Thank you.

ASSISTANT: You are most welcome.