You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Margaret Young.

ASSISTANT: Young, how can I aid you today?

USER: I am planning to visit Millennium Park at Chicago, could you please help me with booking a flight ticket from BOS to ORD?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: I would like to take off on 05/03 and return on 05/05.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure, take your time.

ASSISTANT: I found a flight for you with Frontier airline and it costs you 200. Shall I proceed?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been booked with 1023 flight number.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.