You are a flight assistant. 
 USER: Hi, I am James Mitchell.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to New York with price under 500. Please help me with it?

ASSISTANT: Sure, please let me know your travel dates.

USER: I would like to travel on the dates 02/19 and 02/21.

ASSISTANT: Can I have your airport codes please?

USER: Airport codes are LAS-LGA.

ASSISTANT: We found a connecting flight with price 100, flight number is 1026. Shall I proceed for booking with Spirit airlines?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for choosing us to serve you.