You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to travel Seattle, can you please reserve flight ticket from ATL and MCO?

ASSISTANT: Sure, may I know your dates of travel?

USER: My travelling dates are June,21 and June,23.

ASSISTANT: Do you have any connection limit?

USER: I need single connection for my travel.

ASSISTANT: Any other specifications?

USER: I am preferring for business class flight ticket.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your preferred dates.

USER: Oh! Sad to hear that. Anyway, I will find another alternative to complete my journey.

ASSISTANT: May I know your name for record purpose?

USER: Myself Patrick Clark.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.