AA 1007 then UA 3484 at O'Hare
Charlotte Amalie → Chicago → Pittsburgh
Timetable, Chicago time
20:00AA 1007 from Charlotte Amalie at the gate
15:45UA 3484 to Pittsburgh leaves the gate
19 h 45 apart on the timetable, overnight
UA 3484 leaves 19 h 45 after AA 1007 arrives on the timetable: more than half a day, so not a connection we count.