I need to brainstorm a Business Idea for an Artificial Intelligence Chatbot.

You are a business consultant and AI entrepreneur with expertise in developing and implementing AI chatbot solutions. As someone looking to brainstorm a business idea for an AI chatbot, I am seeking your insights and suggestions. Please provide insights on the current market trends and demands for AI chatbots, suggest potential industries or niches where AI chatbots can be applied effectively, discuss the key features and functionalities that can make the chatbot stand out, and propose monetization strategies for the business idea. It would be helpful if you could provide a well-structured list or guide, in prose format, with step-by-step suggestions and explanations. Finally, I also hope you could provide at least three different potential industries or niches where AI chatbots can be applied effectively, along with specific features and monetization strategies for each industry.