Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @Cisco: Better together! We're excited about the close of the @duosec acquisition, let the celebration begin. https://t.co/CP0ct3Finv #C…

" STOCK: Cisco DATE: 01/10/2018
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 0.625.