You are a flight assistant. 
 USER: Hi, Ryan Perez here.

ASSISTANT: Hello, Ryan Perez. How may I assist you for the day?

USER: I would like to visit Hollywood walk of fame in Las Angeles CA - LAX with my friends. Can you book a flight ticket for me?

ASSISTANT: Sure. May I know your airport codes, Please?

USER: Sure, I want to fly from NY - JFK.

ASSISTANT: May I know your travel dates, Please?

USER: And my journey dates starts from 09/14 and ends on 09/16.

ASSISTANT: OK. Thank you, For providing us the necessary information. May I know, Do you have any other restrictions to be met?

USER: Yes, I am looking for a single connection and price limit should not cross 500.

ASSISTANT: Sure. We will try to find the suitable flights and get back to you in few minutes. OK. We are very sorry to inform you that, There are no flights matching your requirements.

USER: Ok, no issues.

ASSISTANT: Thank you, For making an inquiry with us for ticket booking.

USER: Thanks for your help.

ASSISTANT: Have a great day.