Interpreting commands was a big challenge while developing Alexa, says head scientist of Alexa AI Rohit Prasad

If you ask Alexa who was its creator, it will tell you, "I was invented by Amazon." What Alexa does not reveal is the man who gave it life and led this technology project -- he is an engineer from Ranchi, Jharkhand, Rohit Prasad. CNBC-TV18 spoke with Rohit to explore the future of conversational artificial intelligence.