Hi.
Hello. How can I aid you?
I am Nancy Rodriguez. I want to book  a flight ticket from IL-ORD to CA-SFO.
Sure, may I know your trip dates?
03/05 and 03/07 are my travelling dates.
There is a connecting flight with number 1027 in airline Delta.
You can reserve it.
Your ticket is booked.
Thank you.
Thank you for opting us.