Because it's a little difficult to find japanese people who speaks english here you have some useful sentences in japanese.
Konnichi wa! Good afternoon/ Good day.
Ohayo! God morning.
Konban wa! Good night.
Anoo sumimasen... Excuse me...
Arigatoo gozaimasu! Thank you very much!
Onegai shimasu! Please.
Eigo dekimasu ka? Do you speak english?
Ikura desu ka? How much is it?
Wakarimasen I don't understand.
Keisatsu wa doko desu ka? Where is the police station?
Sentences to picking-up
Kisu shite ii? Can I kiss you?
Isshoni asobimasen ka?
Me ga kirei You have pretty eyes.