There is no single correct way to say "you and I" in English. Some common options include "you and me," "you and I," "us," and "we." The choice of which phrase to use depends on the context and the relationship between the speaker and the person they are talking to. In general, "you and me" is more informal, while "you and I" is more formal. "Us" and "we" can be used interchangeably in most cases.