Air India on Friday said it has signed a commercial cooperation framework agreement with Singapore Airlines as part of which the carriers will, among other things, explore ways to improve connectivity between Singapore and India. Singapore Airlines holds a 25.1 per cent stake in the Tata Group-backed airline. This strengthened collaboration allows the airlines to explore ways to improve connectivity between Singapore and India, delivering greater choice and benefits for customers, a statement said. The agreement was signed here between Air India Chief Executive Officer and Managing Director Campbell Wilson, and SIA Chief Executive Officer Goh Choon Phong on Friday, it said. Subject to regulatory approvals and the signing of definitive joint business agreements, the airlines aim to expand and enhance the product and service offerings, enabling seamless connections and more route options, and allowing customers to book flights across both airlines under a single unified journey, Air