[header] How to ask a girl out if you are a girl [title] Notice her body language. [step] Oftentimes, a woman's interest level is very obvious if you pay attention to her body language. Many women will touch you slightly or lean into you as you speak if they are interested. 
You might also catch her glancing at you from across the room and making eye contact with you at times when you are not even speaking. These signs could mean that she likes you.