The ornamental design for a displayscreen with transitionalgraphical user interface, as shown and described.
FIG. 1 is a front view of a first image of a display screen with transitional graphical user interface showing my design.
FIG. 2 is a front view of a second image thereof; and,
FIG. 3 is a front view of a third image thereof.
The appearance of the image transitions sequentially between the images shown in FIGS. 1-3. The process or period in which an image transitions to another forms no part of the claimed design.
The broken lines shown in FIGS. 1-3 represent portions of the display screen with transitional graphical user interface that form no part of the claimed design.