我是一名导购,店里经常有外国人卖衣服,常用英语口语表达 该怎么说?

1。Hello,welcome to our store。2。Thank you so much,have a nice day。3。You picked 6 clothes,all together are 5000 yuan。You will pay in cash or credit card?4。Please enter your password。5。Please sign here。Thank you。