BA 1368 then FR 557 at Manchester
London Heathrow → Manchester → Dublin
Timetable, Manchester time
14:15BA 1368 from London Heathrow at the gate
12:10FR 557 to Dublin leaves the gate
21 h 55 apart on the timetable, overnight
FR 557 leaves 21 h 55 after BA 1368 arrives on the timetable: more than half a day, so not a connection we count.