Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: So looks like @united would rather lose all my business, than let me apply my credits towards my change fee, due to terrorism
This tweet contains emotions: 
fear, pessimism