Hello.
Hello, how can I help you today?
Will you help me in booking the flight ticket from DTW to SEA?
Sure, I am here to help you in booking. Can you please share your travel dates?
My preferable journey dates are Jan 20 and Jan  22.
Ok, please mention your name.
Myself John Anderson.
Do you have any specification?
I need a flight with single connection.
Sorry, no flights are available on your preferable travel dates.
Ok, not an issue. Thank you for your information.
Thank you for reaching us, have a nice day.