PokerStars No-Limit Hold'em, $0.02 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($1.53)
Hero ($1.99)
Button ($4.92)
SB ($1.95)
BB ($1)

Preflop: Hero is MP with K, 6.
UTG raises to $0.04, Hero calls $0.04, 2 folds, BB calls $0.02.

Flop: ($0.13) K, 2, 9 (3 players)
BB checks, UTG checks, Hero bets $0.04, BB folds, UTG calls $0.04.

Turn: ($0.21) A (2 players)
UTG bets $0.04, Hero calls $0.04.

River: ($0.29) Q (2 players)
UTG bets $0.04, Hero raises to $1.87, UTG calls $1.37 (All-In).

Final Pot: $3.57

Results in white below:
UTG has 4d Ah (one pair, aces).
Hero has Kd 6d (flush, ace high).
Outcome: Hero wins $3.57.

my oppenet was playing very LAG and was calling a lot of raises with a big pair so i figured if i went allin he would call with aces or kings did i play this right, what would you have done