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: . @KotakBankLtd @udaykotak official got in touch. Issue not addressed. #unhappy #patheticservices
This tweet contains emotions: 
anger, disgust, sadness