An interactive kiosk includes a display, a microphone, and one or more processors that perform operations including receiving user input provided as a spoken query of a user, receiving user-specific data, querying, by a virtual agent, one or more back-end systems based on the user input, and the user-specific data to provide one or more responses, displaying one or more graphical representations of the one or more responses to the user on the display, the one or more graphical representations depicting at least one product for purchase, facilitating a purchase of the at least one product, and providing instructions to the passenger for physical retrieval of the at least one product within a location.