How can I recover my money from someone?

Maine ek friend ko 3 month pehle via Google pay 3000 rs diye the par jo usne next day return karne ka promise Kiya Tha.but abhi tak paisa lautaya nahi.aur jb me call karta excuses de raha ki abhi woh Kam me hain Bahar ya ghar pe Jake dega ya office Jake karega ya aaj samko ya Kal sham ko jaise me mya karu sir