If someone says "Vaya con Dios" to you, how do you handle it without looking like a tourist? (And you): The polite, standard response.
The phrase has some serious "cool factor" thanks to its frequent appearances in media: Vaya con Dios
To sound authentic, remember that the "V" in Spanish is soft, sounding almost like a "B." Phonetic: If someone says "Vaya con Dios" to you,