The ornamental design for a displayscreen with transitionalgraphical user interface, as shown and described.
FIG. 1 is a front view of a first image in a sequence for a display screen with transitional graphic user interface, showing the new design; and,
FIG. 2 is a second image thereof.
The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1 & 2. The process or period in which one image transitions to another image forms no part of the claimed design.
The broken line rectangle illustrates the display screen and forms no part of the claimed design. All broken lines outside the perimeter of the display screen show an electronic device and form no part of the claimed design.