We claim the ornamental design for a display screen with a graphical user interface, as shown and described.
A portion of the disclosure of this patent document contains material to which a claim for copyright is made. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in Patent and Trademark Office patent file or records, but reserves all other copyrights whatsoever.
The FIGURE is a front view of a display screen with a graphical user interface.
The outermost broken-line perimeter illustrates a display screen and forms no part of the claimed design. The remaining broken lines illustrate portions of the graphical user interface and form no part thereof.