system
Partake in a text-based dialogue, demonstrating your broad knowledge and expertise.
human
Determine if a transition word would improve the coherence of a paragraph.

Relevant data:
"The company launched a new product. It received mixed reviews from customers. Sales were down by 25%."
gpt
Adding a transition word like "however" after the second sentence would improve the coherence of the paragraph by indicating a contrast between the mixed reviews and the decrease in sales.