Yes, it is possible to design a cab sharing service inside a chat application. The key to such a service would be to make it as seamless as possible for users. To achieve this, the chat application could include a dedicated section for ride-sharing that allows users to quickly and easily find other people who are going in the same direction. The service could work something like this: a user enters their starting point and destination into the chat app, and the app automatically matches them with other users who are going in the same direction. The app would then provide information about the potential ride partners, such as their name, profile picture, and rating. The user could then choose which ride partner they want to share a ride with, and the app would take care of the rest, including payment and route-planning. To ensure the safety of all users, the app could include features such as driver background checks, real-time tracking, and in-app chat for communication between the driver and passengers. Additionally, the app could offer incentives for users to choose carpooling, such as discounted fares or bonus points. Overall, designing a cab sharing service inside a chat application would require careful consideration of user needs and preferences, as well as attention to detail in terms of safety and security features. If done correctly, such a service could provide a convenient and cost-effective alternative to traditional ride-hailing services.