You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Moore.

ASSISTANT: How can I help you at this moment?

USER: Please help me in booking my flight ticket from BOS to MCO?

ASSISTANT: Sure, I will help you with this. Could you please provide your journey dates to proceed further?

USER: Ok, may I travelling dates are 10/18 and 10/20.

ASSISTANT: Wait a moment please.

USER: Ok, sure.

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

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for contacting us.