Hi.
Hello. How may I assist you today?
Can you please help me to book flight ticket from OAK to DTW?
Sure, may I know your travelling dates?
My trip dates are Mar 22 and Mar 24.
On which name shall I reserve flight ticket?
I am Ashley Lopez.
 Do you need any specifications?
I prefer a connecting flight with business class.
Please wait a moment.
Sure.
 Sorry, there are no flights found on given dates.
It's ok, thank you.
Thank you for reaching us.