Dialog bahasa inggris 2 orang menggunakan kata sambung sebab akibat dan kata sambung berlawanan?

A: Why were you absent yesterday?
B: I was absent because I was sick
A: I see. How are you feeling today?
B: I'm better now, thank you. However, my doctor said I need to rest a lot
A: That's good. You've been busy all this time, so I think this is the right time to take a rest
B: I agree. Working hard is good, but it's not good for our health