Could you choose the most natural paragraph, please?
I will come to your place as soon as I am done with the selling of the/our house. Don’t get bored without me. It’s a/the beginning of /a/the/ our new life.
I have to finish all big deals with the selling of the/our house. Dont be bored without me alone. It’s a beginning of /a/the/ our new life.
I have to finish all my stuff connected with the house sale, don't get bored without me! It’s a beginning of /a/the/ our new life.