Villain $125
Hero $200

EP calls
Hero (button) raises $11 with A[d]K[h]
EP calls

Flop ($27)
K[d]2[d]4[d]
EP bets $20

What's best here? Should I call and see what happens on the turn? Or raise here and commit myself?

Also, I don't have much of a read on my opponent because he's pretty new to the table.