A Jamie Veale goal turned out to be just a consolation as City's U18's were beaten 3 - 1 at Burnley.
The home side led 2 - 0 before Veale converted a free kick but Burnley secured the win with a third goal late on.
Burnley: Tony Aghayere, Hamam El-Fitouri (Vashiko Dixon 86), Waqas Azam, Shaun Hobson, Andy Nugent, Brad Jackson, Andreas Bianga, Brandon Wilson, Christian Hill, Ntumba Massanka (Jamie Frost 66), Khius Metz. Subs not used: Connor King, Jamal Crawford, Josh Dolling.
Cardiff: Joe Massaro, Dylan Rees, Ashley Baker, Robbie Patten, Rollin Menayese, Sam Williams, Jake Watkins (Elijah Phipps ht), Christian Yonga-Toonga (Ibraim So Sani 75), Elvis Menayese, William Taylor (Jamie Veale ht), Abdifatah Noor. Subs: Scott Coughlan, Cameron Coxe.