求英文销售用语!要一般市场上的英文销售用语!不要机场、饭店什么的……学校搞一个全英文义卖,我是翻译~

洛基英语有关英文销售用语的分享：
一、售货前的文明礼貌用语
1、Hello, Welcome to our Shopping Center. 您好,欢迎您的光临. 2、What Can I do for you? 我能帮您什么吗?
3、Is there anything I can do for you? 有什么事我能帮您吗? 4、What would you want? 您想看点什么?
二、售货中文明礼貌用语 1、How about this one? 您觉得这个怎么样? 2、Anything else? 您还需要别的吗?
3、Don’t worry ,Maybe there’s another way that we can go. 您先别着急,也许我们还有别的办法. 4、Don’t worry about it, I’ll help you. 别着急,我来帮助你.
5、Here is the receipt, please keep it. 这是小票,请收好.
三、售货后的文明礼貌用语
1、Well I’m just doing my duty as a shop assistant. 别客气,这是一个营业员应该做的事. 2、You’re Welcome. Please come again. 别客气,希望您再次光临.
3、When did you buy it? Is there anything wrong with it? 您什么时候买的?有什么毛病? 4、Well, We can change it for you. 好,我们可以给您换.