Indian benchmark indices, Sensex and Nifty 50, are expected to open flat to positive on October 24, following GIFT Nifty's performance. On October 23, the markets faced selling pressure, with the Sensex closing down 138.74 points at 80,081.98 and the Nifty down 36.60 points at 24,435.50. Traders are advised to stay updated for a potentially profitable day ahead.