UA 4794 then TK 6023 at O'Hare
South Bend → Chicago → Quito
Timetable, Chicago time
09:00UA 4794 from South Bend at the gate
08:30TK 6023 to Quito leaves the gate
23 h 30 apart on the timetable, overnight
TK 6023 leaves 23 h 30 after UA 4794 arrives on the timetable: more than half a day, so not a connection we count.