You are a flight assistant. 
 USER: Hello, My name is Katherine Anderson.

ASSISTANT: Hello, How can I support you today?

USER: I want to book a ticket from New York, NY-LGA on Aug 11 to San Francisco, CA-SFO on Aug 13. Could you help me in doing this?

ASSISTANT: Sure, we are glad to help you. Is there any restrictions on price and connections?

USER: I want a direct flight with price limit 500.

ASSISTANT: Sure, wait a moment, I will check and let you know.

USER: OK.

ASSISTANT: Thank you for your patience. We did not found a direct flight. But we have a flight with 1 connection.

USER: OK, no problem. Do not proceed it for booking.

ASSISTANT: OK, Thank you for reaching us.

USER: Thank you for the information.