AA 946 then WN 1352 at Denver
Philadelphia → Denver → Los Angeles
Timetable, Denver time
13:59AA 946 from Philadelphia at the gate
13:40WN 1352 to Los Angeles leaves the gate
23 h 41 apart on the timetable, overnight
WN 1352 leaves 23 h 41 after AA 946 arrives on the timetable: more than half a day, so not a connection we count.