In India, shares of Tata Consultancy Services Ltd TCS.NS and Infosys Ltd INFY.NS extended gains to a third straight session, adding nearly 1% each and cushioning losses on the Nifty. By Rama Venkat BENGALURU, May 27 (Reuters) - Indian shares were flat on Thursday as losses in heavyweight financials offset gains in information technology stocks, even as daily COVID-19 cases continued to fall. Global equities have received a boost after U.S. Federal Reserve officials earlier this week reaffirmed a dovish monetary policy stance, reassuring investors worried about the prospect of rising inflation.