AA 9950 then AS 9802 at O'Hare
Philadelphia → Chicago → San Diego
Timetable, Chicago time
13:49AA 9950 from Philadelphia at the gate
13:30AS 9802 to San Diego leaves the gate
23 h 41 apart on the timetable, overnight
AS 9802 leaves 23 h 41 after AA 9950 arrives on the timetable: more than half a day, so not a connection we count.