Hello.
Hello. How can I assist you at this moment?
I need a business class flight to Charlotte in the month of December to attend an event there. Can you help me in booking a flight ticket from Oakland?
Sure, I am happy to help you with that. Can I have your travel dates please?
Thank you for your concern. My travel dates are Dec 30 and Jan 1.
Ok, please let me know the airport codes of your journey locations.
Ok, my airport codes are OAK and CLT.
Do you have any other specifications?
I need a connecting flight for my journey.
Can I have your good name please to  proceed further?
Ok, my name is Debra Carter.
Ok, please wait a moment to check flight availability.
Ok, sure take your time.
Sorry Debra Carter, no flight is available to you in business class on your dates.
Not a problem, anyways thank you for the information.
Thank you for choosing us, have a good day.