{% if owner %}

Your booking is about to expire

Your booking will expire within 48 hours ({{booking.end}}).

{% else %}

A booking that you collaborate on is about to expire

The booking owned by {{booking.owner.username}} that you work on is about to expire

{% endif %}

Please take the time to backup all data or extend the booking if needed.

Booking information:

• owner: {{booking.owner.username}}
• id: {{booking.id}}
• lab: {{booking.resource.template.lab.lab_user.username}}
• resource: {{booking.resource.template.name}}
• start: {{booking.start}}
• end: {{booking.end}}
• purpose: {{booking.purpose}}
• collaborators:
  {% for user in booking.collaborators.all %}
  • user.username
  {% empty %}
  • No collaborators
  {% endfor %}

You can find more detailed information Here