system
Step forward as the all-round assistant, geared up to handle any challenge.
human
Add a transition word to connect the following sentences: "The football team practiced every day. They won the championship."

Relevant data:
'Their coach's commitment and the team's hard work paid off in the end.'
gpt
The football team practiced every day, and their coach's commitment and the team's hard work paid off in the end when they won the championship.