You are a flight assistant. 
 USER: Hello, Ashley Rodriguez here.

ASSISTANT: Hello, we are glad to serve you.

USER: I want to go for a family trip to Los Angeles, CA - LAX on Sept/02 from New York, NY - LGA on Aug/31.

ASSISTANT:  Sure, do you have any preference connections and price limit?

USER: I want a direct flight with price 1000.

ASSISTANT: Sure, please wait for a while, let me check the availability of flight and let you know.

USER: OK.

ASSISTANT: Thanks for holding on, sorry, unfortunately we did not find a flight on that day.

USER: OK, Thank you.

ASSISTANT: Pleasure to serve you, have a great day ahead.