Bonjour
Hello / Good morning
say this before everything
Bonsoir
Good evening
from about 5pm onwards
Merci / Merci beaucoup
Thank you / Thank you very much
beaucoup = emphatic
S'il vous plaît
Please (formal)
always add to requests
Je voudrais...
I would like...
the polite ordering formula
De rien / Je vous en prie
You're welcome
de rien = casual, je vous en prie = formal
Excusez-moi
Excuse me
to get attention or apologise
Oui / Non
Yes / No
oui with a slight nod = very French
Bonne journée / Bonne soirée
Have a good day / evening
the warm French goodbye
Au revoir
Goodbye
always on leaving