Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @DeltaAssist Tried 2 get earlier flt 2day  @BWI Turnd away bcuz it was 2 late Then agent let other pas on #silvereliteleftbehind #unhappy
This tweet contains emotions: 
anger, disgust, sadness