Playing a draw like the pros

[rocflight]

Here's the setup:

bullswk is at seat 0 with 1475.
beans1 is at seat 1 with 2540.
rocflight is at seat 2 with 3650.
HonzaCZ is at seat 3 with 825.
chefron49 is at seat 4 with 2305.
corval is at seat 5 with 1515.
maneuver is at seat 6 with 1150.
groovygolf is at seat 7 with 1950.
santos77 is at seat 8 with 1995.
vikings1 is at seat 9 with 3450.
The button is at seat 7.

santos77 posts the small blind of 50.
vikings1 posts the big blind of 100.

bullswk: -- --
beans1: -- --
rocflight: 6 [img]/images/graemlins/diamond.gif[/img] 4 [img]/images/graemlins/diamond.gif[/img]
HonzaCZ: -- --
chefron49: -- --
corval: -- --
maneuver: -- --
groovygolf: -- --
santos77: -- --
vikings1: -- --

Pre-flop:

bullswk folds. beans1 folds. rocflight raises to 300. HonzaCZ folds. chefron49 folds. corval folds. maneuver folds. groovygolf re-raises to 550.
santos77 folds. vikings1 folds. rocflight calls.


Flop (board: 5 [img]/images/graemlins/diamond.gif[/img] 9 [img]/images/graemlins/spade.gif[/img] 3 [img]/images/graemlins/club.gif[/img])

What's the play here?

As many of you who follow Daniel Negraneau could probably remember that he played a similar hand with Annie Duke recently at the Plaza. Do you think his play is optimal in a much less experienced field?