请求大家帮我编一个对话,我英语不好,不知从何下手.场景：一位顾客B买了一个月的手机坏掉了,他告诉售货员A手机的问题,售货员了解后,帮他换了手机对话：A：问B手机出现什么问题B：告诉A

Question

请求大家帮我编一个对话,我英语不好,不知从何下手.
场景：一位顾客B买了一个月的手机坏掉了,他告诉售货员A手机的问题,售货员了解后,帮他换了手机
对话：
A：问B手机出现什么问题
B：告诉A手机突然就坏掉了
A：检查后发现手机确实有一些问题
B：告诉B手机还在保修期（under guarantee）
A：做了道歉并问B要退款还是要换手机（whether B would like to refund or to have his/her mobile phone replaced ）
B:宁愿换一部
A：马上换了新的一部给他
朵唯S920(朵唯S920)
类别：手机　　品牌：朵唯参考价格：￥1330[北京] 市场价 商家报价：￥1284 至 ￥1690 相关：媒体价价格是￥1690;
网络模式：GSM 外观设计：翻盖 主屏尺寸：3.0英寸 240×400像素 摄像头像：300万像素 CMOS机身内存：1GB ROM+512MB RAM 蓝牙传输：支持蓝牙2.0

Answer 1

A:Hi,Can I help you?
B:Yes,please.I bought a mobile phone here one month ago,but now it is broken down.
A:I am sorry to hear that.Would you please tell me what's wrong with it?
B:I didn't do anything and it just couldn't work all in a sudden.
A:Don't worry.I will check it for you.Hmm.It really has some problems.I will ask our technician to repair it for you.
B:Oh,it is under one year's guarantee.
A:In that case,do you prefer to refund or have your mobile phone replaced?Sorry for the inconvenience caused.
B:I'd rather have a replacement of a new one.
A:No problem.Here it is.
B:Thank you very much.
A:You are welcome.