Organizing and accessing contact information in Outlook.com
Hi Prateek.Jain,
It's a pleasure to assist you with your concern. For further isolation of this concern, please verify if the you were able to use the Web messaging option in People, SkyDrive and Calendar page.
If not, kindly provide us the screenshot of the following pages (People, SkyDrive and Calendar) showing that web messaging in this services is not available via private message area. Please click on “You have a private reply to this message" link just above your post to view the message. Note that you need to be signed in to the Microsoft Community forum to view the link.
Thank you.
Hello Kristina S.!
Yes I'm able to chat using the web messenger in Outlook.com, People, Calendar, and SkyDrive. I've my facebook linked with my Microsoft account and am able to chat properly with those contacts.