AC 4531 then VA 8085 at San Francisco
Sacramento → San Francisco → Houston
Timetable, San Francisco time
18:57AC 4531 from Sacramento at the gate
16:40VA 8085 to Houston leaves the gate
21 h 43 apart on the timetable, overnight
VA 8085 leaves 21 h 43 after AC 4531 arrives on the timetable: more than half a day, so not a connection we count.