Her

Her is a 2013 science fiction romance drama movie set in Los Angeles. The movie was released just before Christmas 2013 in certain United States areas and January 2014 with wide release.
It is about a man that gets obsessed with a female voice from a computer system. Joaquin Phoenix plays the man and Scarlett Johansson plays Samantha, the female artificial intelligence voice. Olivia Wilde plays a blind date.