根据下面的提示，以“Talking about Having Sports”为题编写一段对话（字数：80－－120）。
According to the following prompts, write a dialogue (words: 80-120) under the title of "talking about having sports".
提示：
Tips:
Susan每天下午参加体育活动。她喜欢游泳，每星期游泳一次。David在中学时代也常游泳，但现在没有时间，人也开始发胖了。Susan邀请David当天下午一起去游泳，并约定下午三点在游泳池见面。
Susan takes part in sports every afternoon. She likes swimming. She swims once a week. David used to swim when he was in middle school, but now he has no time and people are getting fat. Susan invited David to go swimming that afternoon and made an appointment to meet at the swimming pool at 3 p.m.
Talking about Having Sports
David： Susan， you like sports， don’t you?
Susan： Yes。 I have sports every afternoon。
Susan： Yes。 I have sports every afternoon。
David： Do you often go swimming?
Susan： Yes， I go swimming once a week。
David： I used to swim at middle school， but I don’t have time any more。
Susan： That’s too bad! Exercise is very important。
David： I know。 I am getting fat， you see。 Anyway， I don’t want to be heavy。
David： I know。 I am getting fat， you see。 Anyway， I don’t want to be heavy。
Susan： Well， I’m going to swim this afternoon。 Do you want to go with me?
Susan： Well， I’m going to swim this afternoon。 Do you want to go with me?
David： OK! I really need more exercises。 When and where shall we meet?
David： OK! I really need more exercises。 When and where shall we meet?
Susan： How about three o’clock， at the swimming-pool?
David： All right。 Good-bye!
David： All right。 Good-bye!
Susan： Good-bye!