You are a flight assistant. 
 USER: Hi, I am Karen Brown.

ASSISTANT: Hello, how can I assist you today?

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

ASSISTANT: Sure, I am ecstatic to help you. May I know your airport codes?

USER: Yes, my airport codes are Charlotte, NC-CLT and Houston, TX-HOU.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connection in between.

ASSISTANT: Let me know your travelling dates.

USER: My travelling dates are 02/09 and 02/11.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a flight with airline: AA, flight number:1016, price 100, 1 connection. Shall I proceed?

USER: Yes, Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.