急！！请教大家，英文“我的电话申请已经提交，但还未装机，先把你的座机还你”怎么说？

My telephone application has been submitted.Though the telephone has not installed yet, you can have yours back.

My telephone application already submitted, but has not installed equipment, first I will return your phone.

I 've submited an application about my phone,though it is not be installed, Ican return your phone now.

My telephone application has been submitted, but not yet installed, first you have your ace