QuickChat on WhatsApp without adding to Contacts description

Whenever a person wants to send a one-time message to a stranger on WhatsApp like sending the GPS location to a pizza delivery guy, they need to add the delivery guy’s number to their contacts first. Adding stranger's to their contacts will expose private information like the WhatsApp profile pic, Status, Last seen & may connect them on many social Apps like Facebook, Instagram, IMO, Viber.. etc