You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Jason Campbell, I need a low budget flight of fare 200 to visit New York city.

ASSISTANT: Ok, please provide your trip dates.

USER: I will travel on 06/24 and return on 06/26.

ASSISTANT: Please help me with your airport codes.

USER: I will fly from NC-CLT to NY-LGA.

ASSISTANT: There is a flight for you in AA airlines with price 100. Shall I book your ticket?

USER: Sure.

ASSISTANT: Ok, your ticket has been booked with flight number 1024.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.