Rephrase this? babysittttttting..!! please 10 points!?

So i emailed this lady and told her im interested in her babysitting job. she emailed back and said to call her so we can talk. what am i suppossed to say? Something like Hi this is (my name) im just calling back because you told me to about the babysitting job. not those words, because i dont want to sound dumb! so how could i make that sound good? thanks so much