You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I have planned to book a ticket from DEN to BOS, can you aid me?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My preferred dates are Apr 19th and Apr 21st.

ASSISTANT: Do you need break in between your journey?

USER: I need single break between my trip.

ASSISTANT: Please let me know if you have any other specifications.

USER: No. you can proceed booking.

ASSISTANT: Can I have your good name please?

USER: Ryan Lopez.

ASSISTANT: Spirit airlines is providing a flight with ticket fare of 200 and 1 connection, shall I proceed for booking?

USER: Proceed.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1010, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.