No reason why a healthy 35 year old woman cannot be pregnant and deliver a healthy baby although 35 is considered quite old by modern standards for a first child.
In the days before the general availability of birth control families were larger and women often continued adding to their families right up to the menopause...
There are all sorts of medical statistics and opinions about pregnancy at all ages so things can be very confusing - best to get checked out by a doctor and then let nature take its course...
A previous abortion isn't likely to affect her chances of conceiving if it was carried out properly...