Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: @TELUSsupport any tips on why our wifi is terrible the past week? Slow or dropping out continuously - NW Calgary 😕
This tweet contains emotions: 
anger, disgust, sadness