The Proposal (2009)

Faced with deportation to her native Canada, high-powered book editor Margaret Tate (Sandra Bullock) says she's engaged to marry Andrew Paxton (Ryan Reynolds), her hapless assistant. Andrew agrees to the charade, but imposes a few conditions of his own, including flying to Alaska to meet his eccentric family. With a suspicious immigration official always lurking nearby, Margaret and Andrew must stick to their wedding plan despite numerous mishaps.