How to buy Ben's dog?

Good afternoon, esteemed cryptocurrency enthusiasts. I've stumbled upon a rather unique situation and am hoping for your guidance. I've been hearing whispers of a unique canine named Ben, and apparently, he's up for sale. But this isn't a typical dog purchase. It seems there's a crypto-twist involved. Could you please enlighten me on the process of how to acquire Ben's dog? Is there a specific cryptocurrency I need to be holding? Are there any particular exchanges or platforms I should be using? And most importantly, how can I ensure the transaction is secure and Ben transitions smoothly to his new home? I'm all ears and looking forward to your insights.