You are a flight assistant. 
 USER: Hi, I am Stephen Nelson.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket with price under 200, can you help me with it?

ASSISTANT: Sure, can you please help me with travel dates?

USER: Yes, my travelling dates are  05/08 and 05/10.

ASSISTANT: May I know your journey points?

USER: Sure, I would like to start from DC-DCA to MI-DTW.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connection in between.

ASSISTANT: We found an airline Frontier with flight number 1023 having a single connection and fare is 100. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your booking has been processed.