Excuse me.Do you have a table for two? Sorry,_____there aren't any seats now.Do you mind waitingfor a while?此处为什么用but而不用and,and和but的用法是什么?

Excuse me.Do you have a table for two? Sorry,_____there aren't any seats now.Do you mind waitingfor a while?此处为什么用but而不用and,and和but的用法是什么?
Excuse me.Do you have a table for two? Sorry,_____there aren't any seats now.Do you mind waiting
for a while?此处为什么用but而不用and,and和but的用法是什么?

Excuse me.Do you have a table for two? Sorry,_____there aren't any seats now.Do you mind waitingfor a while?此处为什么用but而不用and,and和but的用法是什么?
场景：发生在餐馆吃饭时的对话 故填But
---请问下 这里有两个座位的餐桌吗
---很抱歉,但是现在没有任何座位了
i 'm sorry ,but ...常常是连用的 表示一种委婉语气
希望能解决您的问题.

简单点说，就是这里but表示句意的转折，and表示句意的顺延。~~