Chennai: A 24-year-old woman employee of Infosys was stabbed to death at a railway station here by an unidentified person on Friday, police said. The woman, identified by police as S. Swathi, was waiting on the platform to board a train when a man approached her. They were seen arguing by others. Suddenly, the man took out a knife and attacked her. She reportedly died on the spot. Infosys said in a statement: "We are saddened by the unfortunate incident that has led to the demise of our employee in Chennai. "We are working with the local authorities as they investigate the matter and will continue to provide our co-operation and support. "Our deepest sympathies and prayers are with the family of the deceased. Infosys will provide all the necessary support to the family in their hour of grief."