UA 2229 then CV 32 at O'Hare
Boston → Chicago → Luxembourg
Timetable, Chicago time
22:29UA 2229 from Boston at the gate
18:40CV 32 to Luxembourg leaves the gate
20 h 11 apart on the timetable, overnight
CV 32 leaves 20 h 11 after UA 2229 arrives on the timetable: more than half a day, so not a connection we count.