Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @AmericanExpress: Find the perfect Valentine’s Day gift. Tweet #AmexOffers to save at @swarovski, @Wine_com &amp; @hotelsdotcom. https://t.c…
" STOCK: American Express DATE: 31/01/2017
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 1.0.