ViewModel for severel Pages like a Walktrough (CarouselPage) on the start of the app

Hello together,

i want to implement a ViewModel which collect data in a Model from 3 pages in a CarouselPage. On each Page the user selects something and on the last page the user can push the start button i want to send this informations to the Backend. Is it possible to use one ViewModel or do i have to create for each page a new ViewModel?