Task: Determine the appropriate intensity category of emotion E for the tweet, reflecting the emotional state of the user. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: @airvistara as always it was indeed a wonderful experience flying with you guys today #bestinbusiness  #happyme
Emotion: joy
Intensity class: 