Display Screen with a Transitional Graphical User Interface

FIG. 1 is a front view of a first image of a display screen with a transitional graphical user interface showing our new design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof; and,

FIG. 4 is a fourth image thereof.

The broken lines showing an electronic device illustrate environmental subject matter, and the broken lines showing elements of the graphical user interface illustrate portions of the article. No subject matter depicted in broken lines forms part of the claimed design.

The appearance of the graphical user interface transitions sequentially between the images shown in FIGS. 1 - 4 . The process or period in which one image transitions to another forms no part of the claimed design.