UA 2417 then CV 69 at O'Hare
Houston → Chicago → Luxembourg
Timetable, Chicago time
14:51UA 2417 from Houston at the gate
04:00CV 69 to Luxembourg leaves the gate
13 h 09 apart on the timetable, overnight
CV 69 leaves 13 h 09 after UA 2417 arrives on the timetable: more than half a day, so not a connection we count.