Hi, Vince?Yeah, hi, Andy!Vince, can you play tennis with me?Uh, when?Today.Uh, no, sorry, I can't. I have to go to the doctor and study for a test today.How about tomorrow?Sorry, tomorrow I have to play soccer and I have a piano lesson.Oh. Well, what are you doing the day after tomorrow?I may have to look after my little sister.Oh, I see.I'm sorry, Andy. I'm really busy this week!