Use Ember to wurmple
From Create Your Own Story
Torchic use ember to wurmple. Supper effective hit! Wurmple is fainted. Torchic gain amount of experience. Torchic is now lvl 11 and learn leer. Torchic don't remember a thing about tackle now.
You happy for your first win. Then, you cross the path and maybe will go to Truck City soon.