Given the question: Suggest a movie title for the following movie plot: Helen Quilley (Gwyneth Paltrow) gets fired from her public relations job. As she leaves the office building, she drops an earring in the lift and a man picks it up for her. She rushes for her train on the London Underground and misses it. The plot then splits into two parallel universes, the other detailing what would have happened had she caught that train. In the timeline in which she boards the train, Helen sits alongside James (John Hannah) (the man in the lift) on the Underground and they strike up a conversation. She gets home in time to catch her boyfriend, Gerry (John Lynch), in bed with his American ex-girlfriend, Lydia (Jeanne Tripplehorn). Helen dumps him and moves in with her friend Anna (Zara Turner), and changes her appearance to make a fresh start. James continues to serendipitously pop into Helen's life, cheering her up and encouraging her to start her own public relations firm. She and James fall in love despite her reservations about beginning another relationship so soon after her ugly breakup with Gerry. Eventually, Helen discovers that she is pregnant. Believing it is James' child, she goes to see him at his office. She is stunned to learn from James' secretary that he is married. Upset, she disappears. James finds her on a bridge and explains that he was married but is now separated and planning a divorce. He and his soon-to-be-ex-wife maintain the appearance of a happy marriage for the sake of his sick mother. After she and James declare their love, Helen walks out into the road and is hit by a van. In the timeline in which Helen misses the train, subsequent services are delayed; she exits the station and hails a taxi. A man tries to snatch her handbag and injures her, so she goes to hospital. She arrives home after Lydia has left and remains oblivious to Gerry's infidelity. Unable to find another PR job, she takes two part-time jobs to pay the bills. Gerry continues to juggle the two women in his life. Lydia, wanting Gerry for herself, makes increasingly aggressive attempts to torment...
The answer is:
Sliding Doors