There are great use cases for Alexa skills in virtually any industry, both for consumer applications and enterprise applications for employees. Here are a few examples:
Restaurants: Place orders, book reservations, search for menu options and prices.
Transportation & logistics: Ridesharing services, navigation, traffic alerts, audio entertainment.
Healthcare: Scheduling applications for consumers, symptom checker, and advice, prescription ordering.
Entertainment: Movies and concert information, schedule updates, trailers, etc.
Travel: Ticket booking, hotel reservations, and travel tips for consumers.
Enterprise: Logistics and supply chain applications, calendar management, etc.
Smart home: Home automation of IoT devices, music, and entertainment.
Finance: Investment advice, stocks updates.