Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @_ravidubey: Dear @HSBC I am seriously sick of how you manage you ‘premium’ customers ..my wife has made over 10 calls and has got only…" STOCK: nan DATE: nan
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 nan and the TextBlob polarity score is nan.