NL10 2nd pair on turn with flush draw

[rh2020]

Villain is new at the table, no stats. Can you tell me what you line is here with 2nd pair and flush draw?

I will post river later which has a lot of action.

Absolute Poker
No Limit Holdem Ring game
Blinds: $0.05/$0.10
5 players
Converter

Stack sizes:
UTG: $29.16
CO: $2
Hero: $6.65
SB: $10.05
BB: $9.35

Pre-flop: (5 players) Hero is Button with Q[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img]
UTG folds, CO calls, Hero calls, <font color="#cc0000">SB raises to $0.2</font>, BB calls, CO calls, Hero calls.

Flop: A[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/heart.gif[/img] ($0.8, 4 players)
<font color="#cc0000">SB bets $0.5</font>, 2 folds, Hero calls.

Turn: Q[img]/images/graemlins/diamond.gif[/img] ($1.8, 2 players)
<font color="#cc0000">SB bets $1.8</font>, Hero ?