★連絡を取り合う

be in touch with 〜    〜と連絡を取り合う

I'll be in touch with you.

He is always in tough with us.

get in touch with 〜    〜と連絡を取る

keep in touch with 〜    〜と連絡を取り続ける

レジ

register レジ
The register is over there.
Let's ask at the rebister.


cashier レジ係りの人（発音：キャシア）
I'll ask the cashier.


I'll ask someone.
I'll call someone.
Someone at the ticket gate can help you.
I can't find anyone. 否定文ではanyoneを使う