Shove? No reads or stats..

Poker Stars, $0.02/$0.05 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter
SB: $18.33
BB: $4.35
Hero (UTG): $6.43
MP: $23.95
CO: $4.83
BTN: $9.93
Pre-Flop: dealt to Hero (UTG)
Hero raises to $0.20, MP calls $0.20, CO folds, BTN calls $0.20, SB folds, BB calls $0.15
Flop: ($0.82) (4 Players)
BB checks, Hero bets $0.70, MP folds, BTN calls $0.70, BB folds
Turn: ($2.22) (2 Players)
Hero bets $1, BTN raises to $3, Hero ?