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: @VivienLloyd Thank you so much! Just home - stunned but so happy. Don't think it has sunk in yet! Wow.
This tweet contains emotions: 
joy, optimism