Hers for the Weekend.

In "Hers for the Weekend" by Helena Greer, high-powered lawyer Tara Chadwick receives an invitation to her ex-fiancée's wedding and feels the need to bring a fake girlfriend to save face. She confides in Holly, a waitress who has been interested in Tara since her breakup, and Holly agrees to be her girlfriend for the event. As they attend the wedding together, their mutual attraction becomes real, but they face obstacles due to Tara's desire for commitment and Holly's aversion to it. While the love story is predictable, fans of Greer's work may enjoy this romance. [Extracted from the article]