I just sat down at this table. I have no current read on the villian.

Should I have made the call?

PokerStars No-Limit Hold'em, $0.25 BB (8 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

MP1 ($5.90)
MP2 ($6)
Hero (CO) ($25)
Button ($37.95)
SB ($39.65)
BB ($4.65)
UTG ($14.75)
UTG+1 ($8.85)

Preflop: Hero is CO with A, 9
4 folds, Hero bets $0.80, 1 fold, SB calls $0.70, 1 fold

Flop: ($1.85) A, 7, 9 (2 players)
SB checks, Hero bets $1.30, SB calls $1.30

Turn: ($4.45) 7 (2 players)
SB bets $37.55 (All-In), Hero folds

Total pot: $4.45 | Rake: $0.20