Good night is "Buenas Noches"
Sweet dreams is litterally "Sueños dulces" however this particular saying is not typically used in Spanish. "Dulces sueños" (Dreams sweet) has been used but it is still not common. The most common sayings when saying good night to a loved one are:
Dream with the little angels - Que soñes con los angelitos.
Sleep well - Que duermas bien.
That you rest, dear = Que descances, cariño.
In Mexican Spanish, you can say "buenas noches" for goodnight and "buenos días" for good morning.
Buenas Noches
Buenas noches, guapo.
Buenas noches, Julie.
"Buenas noches, Virgo".
daddy confianza que puedo
papa
Que tengas una buena noche.
Buenas noches yerno.
The same way you do a female
Buenas noches the same as you would say it in spanish.
The Cuban language is Spanish. 'Buenas noches' is good evening in Spanish.