This app was mentioned in 3 comments, with an average of 6.00 upvotes
Uber, as is Lyft, is not available in Manitoba due to Manitoba Public Insurance refusing to let them act as a middleman between them and prospective drivers.
Your best digital alternative is TappCar, downloadable at https://play.google.com/store/apps/details?id=com.qupworld.tappcar on Android and https://itunes.apple.com/us/app/tappcar-ab/id1087242010?mt=8 on iOS.
Reviews in the Android and Apple app store do not look that great.
https://play.google.com/store/apps/details?id=com.qupworld.tappcar
https://itunes.apple.com/ca/app/tappcar-the-app-for-customers/id1087242010?mt=8
Also looks like pretty bad reviews from just viewing the app reviews https://play.google.com/store/apps/details?id=com.qupworld.tappcar&hl=en