Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "Join @MerkleCRM's @MatthewCMobley w/ @AmericanExpress, @DCNorg &amp; @iab at #ATNY17 11/2 at 10:45am. Panel details:… https://t.co/Qexl5pdKGM
" STOCK: American Express DATE: 31/10/2017
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 0.0.