prompt: Is soccer played professionally in the U.S.?
chosen: Is soccer played professionally in the U.S.?
chosen: user
chosen: Yes, soccer is played professionally in the United States. Major League Soccer (MLS) is the highest level of professional soccer in the United States. The MLS regular season consists of 341 regular-season matches and a postseason called the MLS Cup Playoffs, ultimately culminating in the MLS Cup.
chosen: assistant
rejected: Is soccer played professionally in the U.S.?
rejected: user
rejected: assistant