Villain is a decent 29/23 reg.

SB ($191)
BB ($564)
UTG ($134)
Hero ($410)
CO ($414)
BTN ($436)

Dealt to Hero J A
fold, Hero raises to $14, fold, BTN calls $14, SB calls $12, fold

FLOP ($46) J K T
SB checks, Hero bets $36, BTN calls $36, SB folds

TURN ($118) J K T J
Hero bets $88, BTN raises to $188, Hero???