was this flop play correct?

[Brain]

Should I have just called SB's flop 3-bet and let him lead the turn since he raised PF?

Party Poker 0.50/1 Hold'em (9 handed)

Preflop: Hero is Button with 5[img]/images/graemlins/club.gif[/img], 5[img]/images/graemlins/heart.gif[/img]. CO posts a blind of $0.50.
UTG calls, UTG+1 calls, MP1 calls, MP2 calls, MP3 folds, CO (poster) checks, Hero calls, <font color="CC3333">SB raises</font>, BB folds, UTG calls, UTG+1 calls, MP1 calls, MP2 calls, CO folds, Hero calls.

Flop: (14 SB) 5[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/club.gif[/img], 9[img]/images/graemlins/diamond.gif[/img] <font color="blue">(6 players)</font>
<font color="CC3333">SB bets</font>, UTG calls, UTG+1 folds, MP1 folds, MP2 calls, <font color="CC3333">Hero raises</font>, <font color="CC3333">SB 3-bets</font>, UTG folds, MP2 calls, <font color="CC3333">Hero caps</font>, SB calls, MP2 calls.

Turn: (13.50 BB) Q[img]/images/graemlins/diamond.gif[/img] <font color="blue">(3 players)</font>
SB checks, MP2 checks, <font color="CC3333">Hero bets</font>, SB calls, MP2 calls.

River: (16.50 BB) 3[img]/images/graemlins/heart.gif[/img] <font color="blue">(3 players)</font>
SB checks, MP2 checks, <font color="CC3333">Hero bets</font>, SB calls, MP2 folds.

Final Pot: 18.50 BB

[Spook]

I don't think capping it was the right thing to do. Might have lead to SB not opening on the turn or river.