You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I assist you?

USER: I would like to book a flight ticket from NY - LGA to attend my friend's birthday. Can you book a flight ticket to me?

ASSISTANT: Can you please share me your travelling dates?

USER: My travelling dates are from 03/28 to 03/30.

ASSISTANT: Please share me your destination.

USER: My landing airport code is NY - JFK.

ASSISTANT: May I know your good name please?

USER: My name is Brian Wright.

ASSISTANT: Do you have price limit?

USER: Yes, my fare is 200.

ASSISTANT: Unfortunately there is no flight on your price limit.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for choosing us.