Transferring from UW to USC

So I was rejected to USC in freshman admission, now I am planning to apply for sophomore transfer.
Current stat:
17 quarter credits at University of Washington
GPA: 3.77
Will complete about 48 credits by the end of spring
High school record
SAT: 2050
GPA: 3.9
A levels exam, math,bio,physics: AAB
Couple of ECs and volunteers
What are my chances?

Pretty fair.