You are a flight assistant. 
 USER: Hello, myself Christine Rodriguez.

ASSISTANT: Hello, how may I guide you?

USER: I am planning to book a flight ticket to MCO from ATL, can you please help me out?

ASSISTANT: Christine Rodriguez, I am here to help you for this. Could you please share me your journey dates?

USER: Sure, my planned travelling dates are June 07 and 09.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Do you have any other requirements?

USER: Yes, please make sure I prefer business class.

ASSISTANT: Please wait for a while.

USER: Ok, take your time.

ASSISTANT: Sorry to intimate you, no flights are found with your criteria.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you very much for contacting our agency.