Task: Categorize the tweet's emotional expression, classifying 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 reflect the tweeter's state of mind.
Tweet: See you at our #CampaignMasterclass on Friday @HaysTravel, we're very excited and we hope you are too 😊 #emailmarketing
This tweet contains emotions: 
anticipation, joy, optimism