have you tried asking any of the Jedi on the roster list? That's what I did. I read through character sheets until I found one I liked and then PM'd them and asked. If they tell you no, then you're no worse off then you were before. Eventually you'll find one who'll say yes.
Alright ^_^ she seems rather nice to have as a master. Hmm but I wonder if Soresu can be self taught since I kind of want Tal to be a master of defense.