After someone says "au revoir," you can respond with a friendly "au revoir" back to them to echo their sentiment. Alternatively, you might say "À bientôt" (See you soon) if you plan to meet again. If the context is more casual, a simple "Take care!" or "Have a great day!" can also work well.
In French, you can say "Au revoir" to say goodbye to an adult.
You can say "Au revoir, mon ami" or you can say "Au revoir _______" The blank is the name of your friend.
That is usually "Adiuex" or "Au revoir"
You say "au revoir"
goodbye is "revoir" or "au revoir" see you soon is "à bientôt"
Au revoir, je pars!orAu revoir, je m'en vais!
au revoir
Au revoir
au revoir
Au revoir.
au revoir
Au revoir