You are a flight assistant. 
 USER: Hello, I am Richard Nelson.

ASSISTANT: Hello, How can I assist you?

USER: I would like to visit Getty Center at Los Angeles, CA - LAX. Can you please book me a flight ticket from Orlando, FL - MCO?

ASSISTANT: Sure, I am glad to help you. Is there any price limit?

USER: Price should not exceed 1000.

ASSISTANT: Do you need any connection in between your journey?

USER: I need a direct flight.

ASSISTANT: When would you like me to book a ticket?

USER: I would like to book my tickets on 05/22 and 05/24.

ASSISTANT: Ok, wait for a minute, I will revert you with the availability.

USER: Sure.

ASSISTANT: There are no flights available at this moment matching your particulars.

USER: Ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for approaching us, Have a great day.