Hello,.
Hello, how can I assist you today?
 I am Karen Jackson.
Ok.
Can you please book a flight ticket from Oakland, OAK with connecting flight?
Sure, I am here to help you in searching a connecting flight.
Thank you.
Could you please help in forwarding your travelling dates?
My travelling dates are, depart on 12/01 and arrival on 12/03.
May I know your destination code?
My destination code is DFW.
Please wait for a while.
Sure.
Sorry, no flights found on your requested travelling dates.
Ok, no problem. Thank you.
Thank you for choosing us.