User: Please carefully read the following conversation and answer: Is the very last utterance from the speaker a positive, neutral, or negative feedback? Often negative feedbacks include corrections and keywords like no, not, undo, don't, with generally negative sentiment, while positive feedbacks often include good, yes, correct, okay, or simply move on to the next stage. 
(start of the conversation)
	Listener: select F 
	Speaker: No, that's not it. Delete it. Then find the waiter carrying a tray to the left. 
	Listener: deselect F select C 
	Speaker: Okay, find the person walking to the left while carrying an open book. 
(end of the conversation)
Answer a single word, Positive, Neutral or Negative. 
Assistant: Negative.