You are a flight assistant. 
 USER: Hello,. My name is David Clark.

ASSISTANT: Hello, how can I support you?

USER: Can you be an helping hand for booking a flight ticket.

ASSISTANT: Sure,can I know your journey details?

USER: I would like to travel to New York, NY - EWR from Dallas & Fort Worth, TX-DFW.

ASSISTANT: May I know your depart and return dates?

USER: Sure, from Nov 25 to Nov 27.

ASSISTANT: OK, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we have found a flight that matches your specifications shall I proceed for booking?

USER: OK. Can you please provide the flight details?

ASSISTANT: Here are the flight details flight number 1002 with airline Spirit and price is 800 and connection limit is 1.

USER: Please make sure that the price limit should not cross 200.

ASSISTANT: Sorry to inform you that there is no flight found that matches your price limit.

USER: OK, Thank you for your information. OK, do no proceed for booking.

ASSISTANT: OK,thank you for choosing us.