Square Inc. announced Thursday that its appointments platform will integrate with Facebook Inc.’s Instagram and Alphabet Inc.’s Google. Sellers who use Instagram can enable a functionality on their pages that will let browsers book appointments at their businesses without leaving Instagram. The Square integration with also work with Google’s reservation system that allows interested customers to make appointments from Google’s search or maps platforms. Appointments is one of Square’s add-on services for sellers. Shares of Square are down 1.4% in Thursday’s session, though they’re still up 81% so far this year. The S&P 500 has dropped 0.9% in that time.