FR 123 then FR 4543 at Dublin
London Gatwick → Dublin → Warsaw
Timetable, Dublin time
22:55FR 123 from London Gatwick at the gate
18:25FR 4543 to Warsaw leaves the gate
19 h 30 apart on the timetable, overnight
FR 4543 leaves 19 h 30 after FR 123 arrives on the timetable: more than half a day, so not a connection we count.