NZ 9622 then OZ 9521 at San Francisco
Salt Lake City → San Francisco → Houston
Timetable, San Francisco time
20:05NZ 9622 from Salt Lake City at the gate
16:40OZ 9521 to Houston leaves the gate
20 h 35 apart on the timetable, overnight
OZ 9521 leaves 20 h 35 after NZ 9622 arrives on the timetable: more than half a day, so not a connection we count.