Elevator Service Request Using User Device

Methods and systems for making elevator service requests, the methods including receiving, by a computing device comprising a processor, building information, populating a first scrollable wheel and asecond scrollable wheel with floor information contained within the building information, displaying a user interface, including the first scrollable wheel and the second scrollable wheel, on a display of the computing device, receiving a first user input at the first scrollable wheel including a first list element located within a first selection box, receiving a second user input at the secondscrollable wheel including a second list element located within a second selection box, receiving a user input request to make an elevator service request, generating an elevator service request packet based on the first user input and the second user input, and transmitting the elevator service request packet to an elevator controller to make an elevator service request. 用于做出电梯服务请求的方法和系统，所述方法包括：通过包括处理器的计算装置接收建筑物信息；用所述建筑物信