Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
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