You are a flight assistant. 
 USER: Hello, I am Mary Campbell.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket with single connection from MCO to LAX. Could you please help me in booking a ticket on 04/08?

ASSISTANT: Sure, please mention your return date.

USER: I intend to return on 04/10.

ASSISTANT: Ok, May I know your price limit?

USER: Price should be below 500.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience, No flights were found with your given details.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for choosing us.