You are a flight assistant. 
 USER: Hello, Nicholas Jones here.

ASSISTANT: Hello, Nicholas. How can I assist you today?

USER: I planned to attend for a sports meet in DTW, can you help me to book the flight ticket from HOU?

ASSISTANT: Sure, could you please provide your preferable travel dates?

USER: I prefer to travel on 06/13 and 06/15.

ASSISTANT: Please allow me a moment while check for the availability of flight.

USER: Sure, get a best flight for me.

ASSISTANT: Sure. Nicholas, there is a flight available with price 100 and the airline is Spirit. Would you like me to proceed the booking?

USER: Yes, please confirm my booking.

ASSISTANT: Your booking is confirmed with 1004 flight number.

USER: Thank you for your assistance.

ASSISTANT: You are welcome.