You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I would like to visit New York to meet my friend, please help me in booking a ticket from LAS to LGA.

ASSISTANT: Sure, I will help you with this. Could you please provide your journey dates?

USER: My planned journey dates are on Feb 10 and Feb 12.

ASSISTANT: Do you need any halt in this journey?

USER: No, I need a direct flight for my journey.

ASSISTANT: May I know your good name for documentation purpose?

USER: My name is Kevin Brown.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Kevin Brown, we regret to inform you that there are no direct flight services available on this route on your provided dates.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for utilising our service.