It's also disrespectful to the person who's asked you. If this is someone you want to see again, make a date for another time. If there's someone else you're holding out for, don't tell the person who's just asked you. If those plans fall through and you'd like to go out with the original asker, you can explain that then and ask if he or she still wants to go to the prom with you. Don't try to have your cake and eat it too Meaning, don't admit that you're holding out for Ryan to ask you, but if it doesn't work out you'd consider him or her as an alternate.
Nobody likes to play second fiddle.
You won't read how to be a lady here, but how to really enjoy yourself. Find out if you're in love with love or keepin' it real. Romeo A modern version of Shakespeare's Romeo and Juliet.