They will make a lovely couple. They should work in something of a mixture of Kall ho na ho and RNBDJ. Besides shooting an entire film in USA does not mean anything. You need legendary stars like SRK to maximize your audience.
Check out another great film made by local bengali actors. "Ami Doshi" is available for free download from bangalirchinta-o-bhavna.com. Its worth watching!