Hello.
Hello. How may I help you?
Can you help me to book a business class flight ticket?
Sure, I will help you with that. Can I know your travel dates please?
My travel dates are July 14 and July 16.
Ok, what are your source and destination airport codes?
My nearest airport codes are DEN and DTW.
Ok, please tell me your connection limit preference.
I am comfortable with any connection.
Ok, what is your full name?
I am David White.
Ok, please give me a minute.
Sure.
Sorry to inform you that, there are no flights available in  this route.
No problem, thank you for the information.
You are welcome. Thank you for choosing us.