The document discusses how WhatsApp chatbots are transforming customer service by providing 24/7 automated support, improving customer satisfaction with instant responses and personalization. Key features include cost efficiency, scalability, and data-driven insights, with real-world applications in e-commerce, healthcare, and banking. Challenges such as handling complex queries and the lack of emotional understanding are acknowledged, but advancements in AI and NLP are expected to enhance their capabilities in the future.