FR-25NL-two pair vs. AI on the turn

[masterSilviu]

PokerStars No-Limit Hold'em, $0.25 BB (8 handed) internettexasholdem.com

MP2 ($58.70)
CO ($23.90)
Button ($68.85)
Hero ($27.45)
BB ($25)
UTG ($26.70)
UTG+1 ($24.90)
MP1 ($52.35)

Preflop: Hero is SB with J[img]/images/graemlins/diamond.gif[/img], 9[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls $0.25, <font color="#666666">2 folds</font>, Button calls $0.25, Hero completes, BB checks.

Flop: ($1) J[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
<font color="#CC3333">Hero bets $1.5</font>, BB folds, MP1 folds, Button calls $1.50.

Turn: ($4) 3[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $4</font>, <font color="#CC3333">Button raises to $67.1</font>, Hero folds.

Final Pot: $75.10

Did I play this hand right or what should have I done different?

[masterSilviu]

The villan is 34/11/7.