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: @BeeTuppy We're sorry to hear about the issues and how this is making you feel. We don't like to hear our customers being unhappy :-( We
This tweet contains emotions: 
sadness