You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Patrick Robinson. Can you book a flight ticket from MCO to PHL?

ASSISTANT: Do you have any particular time for departing and returning?

USER: I want to depart at afternoon time.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Mar, 4 and Mar, 6 are my travelling dates.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: Ok, no problem. Thank you for providing information.

ASSISTANT: Thank you.