You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I want to book a flight ticket from BOS to DEN. Can you please help me in that?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My travel dates are Apr 28 to Apr 30.

ASSISTANT: Ok, please let me know your preferable class.

USER: I want to fly in economy class.

ASSISTANT: Are you looking for any connection limits?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: AA airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: May I know your good name please to proceed booking process?

USER: Myself Scott Robinson.

ASSISTANT: Ok  Scott Robinson, your ticket booking has done and the flight number is 1009.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us, have a great journey.