UA 2296 then DL 5630 at Boston
Chicago O'Hare → Boston → Charlotte
Timetable, Boston time
00:46UA 2296 from Chicago O'Hare at the gate
13:55DL 5630 to Charlotte leaves the gate
13 h 09 apart on the timetable
DL 5630 leaves 13 h 09 after UA 2296 arrives on the timetable: more than half a day, so not a connection we count.