WN 3864 then WN 3528 at Phoenix
San Diego → Phoenix → St Louis
Timetable, Phoenix time
20:35WN 3864 from San Diego at the gate
20:25WN 3528 to St Louis leaves the gate
23 h 50 apart on the timetable, overnight
WN 3528 leaves 23 h 50 after WN 3864 arrives on the timetable: more than half a day, so not a connection we count.