Medicare Call-Generating Facebook Ads

I need a results-driven Facebook ad campaign that convinces seniors aged 65 + to pick up the phone and call. The focus is squarely on grocery and flex card benefits, since those angles are fully permitted and proven to resonate with our Medicare audience... (Budget: ₹1500 - ₹12500 INR, Jobs: A/B Testing, Advertising, Digital Marketing, Facebook Ads, Facebook Marketing, Google Adwords, Internet Marketing, Lead Generation)