YOU SAID:
Tomorrow I'll be leaving London by myself
INTO JAPANESE
明日自分でロンドンを離れることでしょう
BACK INTO ENGLISH
That leaves London tomorrow for yourself?
INTO JAPANESE
それはあなた自身のため明日ロンドンを残します?
BACK INTO ENGLISH
That leaves London tomorrow for yourself?
Come on, you can do better than that.