Alex Scott spent an incredible week at Jason Vale's Portuguese retreat earlier this month, where she drank four juices daily rather than eating solid meals and took part in yoga, fitness, meditation, games, and walks. But this week, she was happily back at work – in New York!MORE: Alex Scott rocks red hot mini dress for glamorous night outThe BBC presenter headed to the Big Apple to take part in a very exciting project in her role of Mastercard ambassador alongside non-other than tennis star Naomi Osaka.WATCH: Alex Scott soaks up the sun in tangerine string bikiniThe 37-year-old looked casually chic for her first day in the city, sporting a black shirt and matching mini shorts, which she paired with edgy black loafers and ankle socks.LOOK: Alex Scott's £1.5million London home is stunning – see insideSEE: Alex Scott rocks audacious mesh 60s dress and thigh-high PVC boots"What a great 1st day in New York with @mastercard," she wrote in his Stories alongside a picture of her and Naomi sitting opposite each other during the chat.