The last two years Google made it clear that its virtual assistant is here not just to stay but to change completely the way we interact with our devices. But engaging your users has never been more difficult. Without a graphic UI to wow your users, the solution is to design a helpful, intelligent and fun agent. As trivial as it may sound, standing out with a conversational app is certainly not an easy feat! During this talk we will explore how we can design a better agent by not falling into some pitfalls, how to customize our agent for each user but also for each platform and how to add payment transactions for maximum user engagement and efficiency.