We pride ourselves on creating delightful user experiences, where designers have obsessed over shades of colors, font types, or padding around text. But change is upon us, Voice first or Voice Only experiences don’t have a traditional UI. In this new environment of Ambient-Computing, where neither form factor nor looks matter, likability may become the ultimate differentiator. Not only what, but how a virtual assistant says it, will determine success. This talk explores the creation of a likable response, using affective computing and emotion analytics.