Melinda Gates and her daughter Jennifer were the epitome of elegance at they stepped out in New York City on Wednesday ahead of the Gates' oldest child's posh wedding this weekend. The duo was joined by Jennifer's fiancé, Nayel Nassar, for a family luncheon at the Plaza Hotel in Manhattan.Bill Gates was not in attendance at the intimate family outing, the Microsoft co-founder being recently spotted in California.Meanwhile, preparations for the big day are still underway. Check it out below!Melinda Gates Radiates Elegance In NYCThe Gates gals looked effortless as they arrived at the high-class Manhattan hotel yesterday, with photos published by the New York Post giving a detailed look at their sophisticated outfits.Melinda, 57, cut a youthful figure in an all-pink ensemble down to her chic heels. She wore a midi dress and flowy wrap, with sported a colorful trim that matched the detailing on her pumps.Meanwhile, Jennifer, 25, glowed in a lacy white dress with understated peplum details. She totted a matching purse and opted for beige heels that complemented her long, red locks.Scroll for pictures of their elegant look!Jennifer Gates Sports Bridal Look Ahead Of Posh WeddingJennifer's bridal-themed attire, which you can see below, stands as a preview of her upcoming nuptials on Saturday. While the ladies were dressed to perfection as they hit Manhattan, the groom-to-be opted for a more casual look, with paparazzi photos showing the 30-year-old Egyptian equestrian rocking jeans and a long-sleeved T-shirt as he got out of his SUV to walk his dog.The bride's father was absent from the pictures, although the New York Post did publish a snapshot of the software developer and business magnate enjoying a tennis tournament over the weekend.Divorcee Bill Gates Spotted With Ann WinbladIn the picture, taken at a BNP Paribas Open match in Indian Wells on Sunday, Bill could be seen sitting in between his sister, Kristi, and a woman believed to be his longtime paramour Ann Winblad. The pair dated before Bill married Melinda in 1994 and continued to take annual getaways together despite the change in the billionaire's marital status.Their public appearance is of no surprise given that Bill and Melinda decided to end their marriage earlier in May after being together for 27 years. Their divorce was finalized in August.Jennifer Gates And Nayel Nassar's Extravagant WeddingHowever, the news of the day continues to be Jennifer and Nayel's wedding, which is bound to be quite an extravagant affair. The swanky event will take place at her $16 million, 124-acre farm in North Salem, Westchester County, which was gifted to the professional showjumper and medical student by her parents after graduating from Stanford University.According to a different report from the New York Post, Gates family staff have been working around the clock on the property to construct massive glass pavilions in preparation for the big day, with photos showing the vast extent of the build.Despite all the construction going on tirelessly these past couple of weeks, the young couple, who became engaged in January 2020, hope to have an outdoor wedding."Jenn's hoping the actual ceremony can be outdoors," a neighbor told the Daily Mail. "But in case the weather is bad, they've put up huge tents in one of the fields and they're also rushing to build several state-of-the-art, temporary steel-and-glass pavilions."See pictures of the glamorous wedding venue below!