No. Target Display Mode—now deprecated—was never intended as other than a Mac-to-Mac solutions. A limited number of 2009 and 2010 iMac 27s were accidentally found to work with some non-Apple devices, but that was never intended or supported by Apple.
Only a small sub-set of iMacs ever worked for TDM and the last of those was discontinued in 2014. Apple fnished the deprecation of TDM earlier this year. Dead technology.
That leaves network screen sharing as your option. This is an article about Mac screen sharing but I don't use Windows so do not know what options are available there.
Share the screen of another Mac - Apple Support
Might check Dell's documentation.