The conversation between human and AI assistant.
[|Human|] Classify the overall sentiment of this piece of text as either positive or negative: The little girl really wanted to buy that beautiful dress but her mom did not have enough money.
[|AI|] Negative
[|Human|] 
Classify the overall sentiment of this piece of text as either positive or negative: The little girl really wanted to buy that beautiful dress but her mom did not have enough money.