FR 157 then EI 125 at Dublin
Leeds → Dublin → Chicago
Timetable, Dublin time
21:55FR 157 from Leeds at the gate
15:50EI 125 to Chicago leaves the gate
17 h 55 apart on the timetable, overnight
EI 125 leaves 17 h 55 after FR 157 arrives on the timetable: more than half a day, so not a connection we count.