first you have to beat team rocket in goldenrod city then go to mahogany town and that guy lets you pass him and that's all I know.Good luck!
Go to Mahogany Town, beat Team Rocket there, and then you can get to the seventh gym leader.
The eighth gym leader still awaits, as well as the whole of Kanto.
u need to push the snowballs around and find a path to her like to pryce the seventh gym leader in pokemon soulsilver and heartgold
The third gym leader is Whitney.
go right from the seventh gym leader
Pryce, in Mahogy town. But first you have to defeat/capture the red garydos and the team Rocket Hideout before you can go into the gym.
beat pryce
The seventh gym leader is Candice, the Ice Type leader. She is at Snowpoint City.
The final gym is the Viridian City Gym. Blue is the Gym leader.
you go to blackthorne city and challenge the 8th gym there
Gym Leader Blue
Not enough info: which gym leader?
The seventh gym leader