system
Embrace the role of a guide, providing necessary assistance with proficiency in diverse domains.
human
Add a transition word or phrase to connect the following sentences: "Mark's car broke down. He had to walk home."
Relevant data:
'Fortunately, Mark had his phone with him and was able to listen to music during the walk.'
gpt
After Mark's car broke down, he was able to listen to music during the walk home because he had his phone with him.