Add punctuation: This suite has air conditioning seating area and electric kettle
A: This suite has air conditioning, seating area and electric kettle.

Add punctuation: Ditte HaarlvJohnsen undertook the impossible task to photograph hopelessness
A: Ditte Haarlv-Johnsen undertook the impossible task to photograph hopelessness.

Add punctuation: Six nights standard accommodation for 2 persons within the Venue check in January 5 checkout January 11 2019
A:
Six nights' standard accommodation (for 2 persons) within the Venue (check in January 5, checkout January 11, 2019);