英语，翻句话

楼上那两个应该都用的软件 打电话 居然用fight
Hello, when I arrive at Beijing, which number should I call?

What number shall i call when i arrive in beijing?

could you tell me the number which i shall call when i arrive in beijing?

hi there, could you give me the number that i shall call once i arrive in beijing?

我刚刚羧家答案你就关闭了上一个问题
其实你当时写的不错呢 已经够明了了 (对於口语美语来说)

Hello, which phone number shalld I dial when I arrive Beijing ?

Hey body, what number might be called when I arrive at Beijing?

Hello, when I went to Beijing, to fight what I call?

Hello/Excuse me,which phone number I should dial when I arrived in Beijing?