You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How ca I help you?

USER: Can you aid me in booking a flight ticket from BOS to DEN?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: Sure, I would like to go on Dec 25th and return back on Dec 27th.

ASSISTANT: Ok, please share me your name.

USER: Myself Helen Miller.

ASSISTANT: Ok, do you have any specifications?

USER: No, I don't have any specifications.

ASSISTANT: Here, I found a flight for you with single connection and ticket fare is 100 in economy class. Shall I proceed for booking?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket is booked with flight number 1001 and airline is AA.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.