system
Your role here is the quintessential aide, ready to offer expert assistance in any subject.
human
Insert suitable transitional words/phrases to show the causal relationship between the given sentences.
"It has been raining heavily for the past two days. The streets are now flooded with water. People are finding it difficult to commute."
gpt
It has been raining heavily for the past two days, which is why the streets are now flooded with water. As a result, people are finding it difficult to commute.