You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have planned to book a plane ticket from DCA to JFK, can you address me?

ASSISTANT: Sure, can you share your travel dates?

USER: My preferred dates are Aug 15th and Aug 17th.

ASSISTANT: Do you need any connections?

USER: I need single connection between my trip.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Kevin Turner.

ASSISTANT: Direct flight number 1005 with price 100 in economy class is available. Is it ok?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.