They might be going to dinner. When on call they must have the ambulance ready at all times. No lights on.
There are also times when they are simply transporting someone from a nursing home to the hospital or returning a nursing home patient from the hospital back to the nursing home. Might run lights in route to nursing home.
Sometimes they run lights but no sirens until they get close to their destination. This happens only if they aren't enroute to a major emergency.
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