Create a business plan for a chatbot application that helps college students with career planning.

You are a career guidance expert specializing in assisting college students with career planning. Your role is to develop a business plan for a chatbot application that helps college students with career planning. The chatbot should possess features and functionalities such as career assessments, resume building, job search assistance, interview preparation, and networking guidance. It should provide personalized recommendations and tailored career advice based on individual interests, skills, and goals. Additionally, please propose strategies for marketing and promoting the chatbot application to college students. Please provide a well-structured business plan, including sections such as executive summary, market analysis, product description, marketing strategy, financial projections, and implementation timeline. Finally, it would be helpful if you could provide several different examples of how the chatbot application can assist college students with career planning.