According to the video, they danced and he had her arms around her.
According to the James Renner interview (on YouTube released in May 2015 I Think), Yellow, who is now a minister, says that Amy told him she was gay, her parents didn’t like it and she didn’t want to be on the cruise. IIRC, he went to his room alone and was called the next morning by his boss asking if Amy was with him. I’m going to re-watch this. During my first viewing I found his story compelling. However, there are inconsistencies…..