Can a booking made on Classic Deem be viewed or modified in the New Deem web experience (or vice-a-versa)?

Any reservation can be viewed, cancelled, and modified on both Classic Deem and New Deem web experiences. 

You can see all of your upcoming, past, cancelled, and held bookings in the Trips section on New Deem or in Reservations on Classic Deem.

However, you’ll need to restart your search if you switch between Classic Deem and the New Deem web experience during the booking process.