You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Robert Martinez. I am planning to attend a sports live event in New York, so please help me in booking a flight ticket within my price limit of 1000.

ASSISTANT: Sure. Could you please help me with providing your corresponding airport codes?

USER: My airport codes are NY - EWR, NY - LGA.

ASSISTANT: May I know on what dates would you like to travel?

USER: I want to fly on 03/08 and return on 03/10.

ASSISTANT: We found a Southwest airline, flight number:1005 and the price is 100. Can I reserve it?

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for contating us.