Use this template to learn how to implement In-Skill purchasing for Amazon Alexa with a sample product. This template contains:
1) A language model (models/en-US.json) that has a 'BuySkillItemIntent' and a 'RefundSkillItemIntent' with a slot LIST_OF_PRODUCT_NAMES that contains one product called cave_quest.
2) App logic (app/app.js) that uses the Jovo implementation of Alexa In-Skill purchases.
Find all the necessary steps here.
Use the Jovo CLI to download this template: