You are a flight assistant. 
 USER: Hello, I am Melissa  Miller.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a flight ticket to New York to attend my brother's convocation in his college. Could you help me in booking a connecting flight?

ASSISTANT: Colud you please share your price limit.

USER: Sure, I can spend up to 500.

ASSISTANT: When are you planning to move?

USER: I would like to fly on 02/19 to 02/21.

ASSISTANT: Please provide your codes of the airport.

USER: My journey is from SEA to LGA.

ASSISTANT: Spirit airlines with single connection and price is 100 of 1014 flight. Shall I proceed?

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.