A chatbot that cares.
Part 1: https://medium.com/ibm-watson-developer-cloud/build-a-chatbot-that-cares-part-1-d1c273e17a63#.r9g1q6e4l
Part 2: https://medium.com/ibm-watson-developer-cloud/build-a-chatbot-that-cares-part-2-66367cf26e4b#.5j6t75sr4