Sholazar Basin Change Faction

Hey everyone,
I'm 80 level ret paladin with 5k gs.I have problem so listen.

I want to take green proto drake but my rep points in sholazar basin Frenzyheart Tribe to 2100/3000 neutral and 1380/3000 hostile to The Oracles.I did every quest in sholazar basin and can't find any quest in here.I went that lake to take "Part time hunter" quest and cant see any quest there.And ı went the cave to change faction its not changed.I killed lich in cave and choosed side but nothing happened.Can someone help me ?