Hello, I am Patricia Moore.
Hello. How can I aid you?
Could you please help me in booking a single connecting flight?
Sure, help me with the travelling dates.
My trip dates are from 09/24 to 09/26.
May I know your airport codes?
My airport codes are from Washington, DC - DCA  to Los Angeles, CA - LAX.
Give me a minute.
Sure.
There is a connecting flight with number 1012 in airline Delta. Can I book it?
Please proceed to book.
Your ticket is booked, happy journey.
Thank you for your response.
Thank you for opting us.