WN 3723 then UA 2680 at Phoenix
San Diego → Phoenix → Houston
Timetable, Phoenix time
20:55WN 3723 from San Diego at the gate
19:53UA 2680 to Houston leaves the gate
22 h 58 apart on the timetable, overnight
UA 2680 leaves 22 h 58 after WN 3723 arrives on the timetable: more than half a day, so not a connection we count.