Greetings:

Bonjour - hello
Moien - hello (used until early evening)
Gudde Moien - good morning
Gudde Metteg - good afternoon
Gudden Owend - good evening
Wëllkomm - welcome

Farewells:

Awar - goodbye
Äddi - goodbye
Gutt Nuecht - good night
Bis geschwënn - see you soon
Bis gläich - see you later

Simple information:

Schwätzt Dir Lëtzebuergesch?
- Do you speak Luxembourgish?

Bonjour Madame/Här, ech sinn de John Smith/d'Susan Smith.
- Hello ma'am/sir, I am John Smith/Susan Smith.

Wéi heeschs Dir?
- What’s your name?

Ech heeschen…
- My name is…

A wie sidd Dir?
- And who are you?

Wien ass dat?
- Who is that?

Wou wunnt Dir?
- Where do you live?

Ech wunnen an der Stad.
- I live in the town.

Ech wunnen zu Esch.
- I live in Esch.

Ech wunnen an England zu London.
- I live in England in London.

Oh, dat ass de Bus/Zuch/Taxi!
- Oh, that is the bus/train/taxi!

Wann ech glift
- Please

Merci
- Thank you

Jo/Neen
- Yes/No

Wéi geet et?
- How are you?

Ech maachen
- I am fine

Et deet mir Leed
- I am sorry

Entschëllegt mech
- Excuse me