You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Washington, can you please book me a flight ticket from LAS to IAD?

ASSISTANT: Can you please help me with your preferable travel dates?

USER: My preferable journey dates are Aug 07 and Aug 09.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Matthew Turner.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Flight-1005 is available in Spirit airlines with single connection and the ticket fare is 200. Can I proceed?

USER: That's ok for me. Please reserve my ticket in this flight.

ASSISTANT: Your booking is confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.