Does not understand, I said no

Tshidi asked me if i want to sign up my kid. See below was the message i received. And my respons. Please advise why she does not understand no. [10/12, 16:54] +***2: Good day

This is Tshidi from Virgin Active centurion. just wanted to find out when are come able to come to the gym and sign up for your daughter Dana-mari ? [10/12, 17:18] Maryke: Hi sorry not this year

Please advise what part of not now does she not understand. She phoned my daugter again and now my husband. I DID SAID NEXT YEAR. NOT NOW, BUT IF SHE WANT TO SIGN UP MY DAUGTER THE GIM COST, TRAVEL FEES FROM HOME TO GIM WILL ALSO BE FOR HER ACCOUNT