You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you aid me to book a flight ticket from SFO to DTW?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are Nov 14 and Nov 16.

ASSISTANT: Do you have any connection limit?

USER: I prefer for connection flight to travel.

ASSISTANT: Is there any other specifications?

USER:  I prefer for business class flight to travel.

ASSISTANT: May I know your good name?

USER: Ronald Anderson here.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Thank you.

ASSISTANT: Thank you for reaching us.