[NL2] A7s 3bet pot in a unicolor flop

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.01/$0.02 No-Limit Hold'em (6 handed)

Known players:
[tg]BU$3.14:///////;SB (Hero)$2.25:///////;BB$2.00:///////;MP2$2.13:///////;MP3$2.74:///////;CO$2.15:///////;[/tg]

Preflop: Hero is SB with A:h, 7:h.
4 folds, Hero raises to $0.05, BB raises to $0.15, Hero calls $0.10.

Flop: ($0.3) 2:c, A:c, 3:c (2 players)
Hero checks, BB checks.

Turn: ($0.3) 6:s (2 players)
Hero bets $0.10, BB raises to $0.40, Hero calls $0.30.

River: ($1.1) 9:h (2 players)
Hero checks, BB checks.

Final Pot: $1.1.

Results follow:

Hero shows a pair of aces(A:h 7:h).
BB shows a pair of sixes(K:d 6:c).

Hero wins with a pair of aces(A:h 7:h).

How do you think about my play ?
The bet/call on the turn is it correct ?

Thanks