TPTK and flop raise

[shadypac]

Full Tilt Poker - No Limit Hold'em Cash Game - $0.10/$0.25 Blinds - 4 Players - (LegoPoker HH Converter)

BB: $30.85
Hero (UTG): $24.15
UTG+1: $62.10
SB: $15.30

Preflop: Hero is dealt K[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/diamond.gif[/img] (4 Players)
<font color="red">Hero raises to $1.00</font>, UTG calls $1.00, 2 folds

Flop: ($2.25) A[img]/images/graemlins/club.gif[/img] 4[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">Hero bets $1.50</font>, <font color="red">UTG raises to $6.75</font>

Pot Size: $10.50

Whats my play? Board isnt to threatning, villain also doesnt seem to do anything out of the ordinary and seems pretty straight forward...

and ya i must have converted this retardly i was UTG i believe not BB