Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: I really love the customer service @LifeProof they're always so nice, helpful and cheerful !
This tweet contains emotions: 
joy, love, optimism