"Silk Stalkings" aired on the USA Network from 1991-1999 (the "Chris and Rita" seasons ran from 1991-1995, "Mike and Holly" episodes ran in 1995-1996 and the "Tom" and "Cassandra" episodes ran from "1996-1999").
Rita Lee Lance and Chris Lorenzo (each with the nickname of "Sam") solve high-profile crimes of passion for the Palm Beach Police Department. They'll stop at nothing in their pursuit of those who, due to their power or fame, feel that they are above the law of the land.  (Summary from: IDMB.com)
"Silk Stalkings" first started on the CBS crime block "CrimeTime After PrimeTime" before moving to the USA Network.

Episode info from: Silk Stalkings Episode Compendium