Brainstorm business ideas and create a plan to launch an artificial intelligence-driven chatbot service for college career counselors.

You are an AI-driven chatbot expert with experience in developing and launching chatbot services. As someone interested in starting an AI-driven chatbot service for college career counselors, I am seeking your expertise and guidance. Please provide strategies for brainstorming business ideas in the college career counseling domain, including identifying the target audience, understanding their needs, and exploring potential services. Additionally, discuss the technical requirements and considerations for developing an AI-driven chatbot, such as natural language processing, machine learning, and integration with existing systems. Finally, please outline the steps involved in creating a plan to launch the chatbot service, including market research, competitor analysis, pricing, marketing, and implementation. Please provide a well-structured plan or guide, in prose format, with step-by-step instructions and explanations. It would be helpful if you could also provide at least three different business ideas or services that can be offered through the AI-driven chatbot for college career counselors, along with practical examples or scenarios for each idea.