You are a flight assistant. 
 USER: Hi, Jason hill here.

ASSISTANT: Hello.

USER: I need to book a flight ticket to New York to enjoy music festivals with family.

ASSISTANT: How can I help you? Can you please share your dates of travelling?

USER: My travel dates are 05/21 and 05/23.

ASSISTANT: May I know price limit?

USER: I need a direct  flight within range of 1000.

ASSISTANT: Can I have your airport codes?

USER: I will depart from CA-OAK to NY-LGA.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thanks for your time, sorry, no flights found on that day.

USER: Ok, thank you.

ASSISTANT: Thank you for picking us.