In a recent article about Martina Navratilova, it mentions that Martina is planning some exhibitions with Monica Seles. Here is the portion of the article that mentions the exhibitions. See the “Source” link for the entire article.
“She has been busy promoting her fitness book called Shape Your Self. She is planning a series of exhibition matches with Monica Seles, who also lives in Sarasota. She might have some interest in coaching and definitely has plans to spend some time in the broadcast booth, starting with the French Open in May and continuing through Wimbledon.”
No other information is available at this time.