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: Just received the fantastic news that our next 9 bed 'Sui Generis' HMO has full planning permission. Build to start 01 September. #excited
This tweet contains emotions: 
joy, optimism