UA 1116 then B6 316 at San Francisco
Chicago O'Hare → San Francisco → New York JFK
Timetable, San Francisco time
10:28UA 1116 from Chicago O'Hare at the gatealso AC 5339, CA 7293, VA 8086, NZ 9327
08:05B6 316 to New York JFK leaves the gatealso LO 5774, EY 8328, AT 9559
21 h 37 apart on the timetable, overnight
B6 316 leaves 21 h 37 after UA 1116 arrives on the timetable: more than half a day, so not a connection we count.