I ask this girl out she say see first?

I ask this girl out by text if she wants to go out , she told me where is that place, I told her . and when I told her I go fetch her , she seem surprised and told me she tell her bro to fetch her , I don't hav a car her elder bro has one. Then she tell me what time, I told her 3.30, then she say she see first. So wat she mean , positive or negative? Pardon my English.