You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Would you please help me in booking a ticket from MCO to LGA.

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My itinerary travel dates are as follows Mar 18 and May 20.

ASSISTANT: Do you have any connection limit preference?

USER: I would like to board a single connecting flight where the class should be business.

ASSISTANT: May I know your name to proceed further?

USER: Book my ticket on the name Justin Young in the normal cost.

ASSISTANT: Justin Young, there are no flight services available on this route on your provided dates.

USER: No issue. Thank you very much for your assistance.

ASSISTANT: Thank you for contacting us.