Thank you for letting us know @WALI210881
We typically do proof of purchase and not proof of usage. If it is virgin mobile you are in contact with, you may find the following link useful https://www.virginmedia.com/help/mobile/virgin-media-protect. However, if you are not with Virgin mobile insurance, this may not be helpful.
Also if it is a lost Apple device, you may find find my iPhone useful https://www.icloud.com/
In this case, to further look into this, I would like to send you a private message.
Please lookout for the purple envelope and provide a response when you can.
Thanks,