AA 5144 then OO 9912 at O'Hare
Greenville-Spartanburg → Chicago → Richmond
Timetable, Chicago time
08:34AA 5144 from Greenville-Spartanburg at the gate
07:30OO 9912 to Richmond leaves the gate
22 h 56 apart on the timetable, overnight
OO 9912 leaves 22 h 56 after AA 5144 arrives on the timetable: more than half a day, so not a connection we count.