1、How/What about (having) a dinner/supper between us tonight? 2、How/What about us having a dinner/supper tonight? 3、Is it O.K./convenient/possible for you to have a dinner/supper with me tonight? 4、Can you spare your time to have a dinner/supper with me tonight? 5、I want you join my dinner/supper tonight,think about it,O.K.