Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @couchbase: Taken any of our #training sessions yet? We've just released a new one "Introduction to #Couchbase for @Microsoft #SQL Serve…

" STOCK: Microsoft DATE: 02/09/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is 0.0.