alex & rosie | find my way back to you

This is a film adaptation or "Where the rainbow ends." 

Where Rainbows End (also known as Love, Rosie or Rosie Dunne) is the second novel by Irish writer Cecelia Ahern, published in 2004. The entire novel is written in epistolary structure in the form of letters, emails, instant messages, and newspaper articles. The book reached number one in Ireland and UK and was a best seller internationally.