- 生活社交，熟人聊天后发现对方有事
I will let you get back to it.
I will leave you to it. - 生活社交，打电话/微信想挂了
I will let you go.
Don’t let me keep you. - 工作场景，专业又有边界感
I don’t want to hold you up.
We can catch up later. - 日常社交APP加好友
Can I add you on Wechat/Instagram
Friend me. (年轻人最爱的口语表达）
I have sent you a friend request on…