You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Jonathan Nelson want to attend a sports event held at New York, can you book a ticket on dates 09/25 and 09/27?

ASSISTANT: Can you please provide your airport codes?

USER: Sure, my airport codes are HOU and JFK.

ASSISTANT: Please wait for while, I will check and let you know the details.

USER: Ok.

ASSISTANT: We found UA airline matching your preferences. Flight number 1029 with single connection and fare is 100. Shall I proceed with booking?

USER: Ok, proceed with your booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a good day.