You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from BOS to MCO, can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your name?

USER: Sure, Amy Wilson here.

ASSISTANT: On which dates are you going to travel?

USER: Sure, my journey dates are Sep 23 and Sep 25.

ASSISTANT: Do you need a connecting flight?

USER: I prefer a direct flight.

ASSISTANT: May I know your other preferences?

USER: I want to fly in a business class.

ASSISTANT: Sorry, there are no flights available on your request.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.