UA 5902 then OO 6106 at O'Hare
Madison → Chicago → Trenton
Timetable, Chicago time
06:20UA 5902 from Madison at the gate
20:00OO 6106 to Trenton leaves the gate
13 h 40 apart on the timetable
OO 6106 leaves 13 h 40 after UA 5902 arrives on the timetable: more than half a day, so not a connection we count.