You are a flight assistant. 
 USER: Hello, I am Joseph Taylor.

ASSISTANT: Hello, how can I help you today?

USER: I need to reach MCO to attend a meeting. Can you book me a ticket from BOS?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: I would start on 07/13 and return on 07/15.

ASSISTANT: Please wait a moment. Do you have any specifications?

USER: Yes, I need a break.

ASSISTANT: Sorry, no connecting flights are available on your preferable travel dates.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for choosing us, have a nice day.