英国客人问我们在他们国家有没有库存，如果回复

可以，但是建议稍微修改一下回复，让它更准确地回答客户的问题并更有效地推销产品。下面是一份可能更好的回复：

Dear [客户称呼],

Thank you for reaching out to us. Regarding your question, we do have stock of [产品A名称] in our UK warehouse, but unfortunately we do not currently have any [产品B名称] in stock in the UK.

If you are interested in purchasing [产品A名称], please let us know the specifications you need and the quantity you are looking to order, and we can provide you with a competitive quote. We also have other [产品A类型] products that you may be interested in.

As for [产品B名称], we can still provide you with this product, but it would need to be shipped from our factory in China. If you could let us know the specifications and quantity you need, we can provide you with a quote that includes shipping costs.

Thank you again for your interest in our products. We look forward to hearing back from you soon.

Best regards,
[你的名称]