You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am looking for a flight with in the price of 200, can you please help me with booking a flight?

ASSISTANT: Sure, I can help you with that. Could you provide your travel dates to check for the availability of flight?

USER: My preferable dates are from 11/26 to 11/28.

ASSISTANT: Can you help me with your source and the destination airport codes?

USER: My origin is from DTW and destination code is ATL.

ASSISTANT: May I know your name for documentation purpose?

USER: Sure, myself Patrick Clark. Make sure that flight should be 1 connected.

ASSISTANT: Sure, let me check for the availability of flight. Patrick, there is a flight available with Spirit airline and the price 100. Would you like me to proceed the booking a flight ticket?

USER: Please proceed to book.

ASSISTANT: Your booking is confirmed with 1007 airline.

USER: Thank you for booking.

ASSISTANT: You are most welcome. Thank you for choosing our service.