You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I help you?

USER: I need to book a flight ticket.

ASSISTANT: Sure. May I know your good name please?

USER: Sure. Anna Clark.

ASSISTANT: OK. Could you please provide your journey codes?

USER: I like to visit the places BOS to DCA.

ASSISTANT: OK. Can I know on what dates you want to travel?

USER: Just second please.

ASSISTANT: OK.

USER: My travelling date is on 09/22 to 09/24.

ASSISTANT: OK. Please wait for a while.

USER: Sure.

ASSISTANT: I got a flight according to your dates and codes having price limit as 100 and connections limit as one.

USER: OK. Please confirm my booking.

ASSISTANT: Sure. Your flight number is 1004, airline is JetBlue.

USER: OK.

ASSISTANT: Your ticket had confirmed. Have a nice journey.

USER: Thank you.

ASSISTANT: Thank you.