Hello Sahome,
Some other sentences:
Good morning!
Magandang Umaga!
Good evening!
Magandang Gabi!
Can I help you?
Pwede ba kitang tulungan?
What's your name?
Ano ang pangalan mo?
I will be right back!
Babalik ako.
Happy birthday!
Maligayang Kaarawan!
Happy new year!
Maligayang Bagong Taon!
Merry Christmas!
Maligayang Pasko!