You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I'm planning to visit Dallas, can you please book the ticket from IAD to DFW?

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

USER: Sure, my planned departure and return travel dates are 9th and 11th of March.

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

USER: I prefer single connected flight to travel.

ASSISTANT: May I know your name for the booking?

USER: My name is Scott Davis.

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

USER: I don't have any other specifications.

ASSISTANT: Spirit  Airlines providing a flight with the price 100 with single connection. Can I proceed for the booking?

USER: That's ok for me, you can proceed for booking.

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

USER: Thank you so much for your help.

ASSISTANT: Welcome, thank you for opting us.