Using the tweet "@DeltaAssist Tried 2 get earlier flt 2day  @BWI Turnd away bcuz it was 2 late Then agent let other pas on #silvereliteleftbehind #unhappy", identify any emotions from the list: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If none apply, answer "neutral or no emotion".
anger, disgust, sadness