The midfielder is currently on-loan with Swansea City.
Gallagher is attracting a lot of interest. Crystal Palace are said to be keen on taking him on loan this summer — and there are others.
But the boyhood Chelsea fan is on a mission to become a Blues regular.
“If they don't want me next season, hopefully I get another good loan move, keep playing, continue developing and prove to Chelsea I'm good enough to play there."