CZ 1658 then VA 8085 at San Francisco
Chicago O'Hare → San Francisco → Houston
Timetable, San Francisco time
20:11CZ 1658 from Chicago O'Hare at the gatealso AA 3141, FJ 5061
16:40VA 8085 to Houston leaves the gatealso OZ 9521
20 h 29 apart on the timetable, overnight
VA 8085 leaves 20 h 29 after CZ 1658 arrives on the timetable: more than half a day, so not a connection we count.