Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: @airvistara as always it was indeed a wonderful experience flying with you guys today #bestinbusiness  #happyme
This tweet contains emotions: 
joy, optimism