QUES: The trip is just long enough for the friendly Bornholm aircraft staff to serve you a cup of tea or coffee

correct the punctuation.

CORRECTED: The trip is just long enough for the friendly Bornholm aircraft staff to serve you a cup of tea or coffee.

QUES: The group split in 2 film crews

correct the punctuation.

CORRECTED: The group split in 2 film crews.

QUES: The Panama meetings from October 17 marked the final preparatory negotiation before the next United Nations climate change summit convenes in Durban South Africa from November 28December 10

correct the punctuation.

CORRECTED:
The Panama meetings from October 1-7 marked the final preparatory negotiation before the next United Nations climate change summit convenes in Durban, South Africa from November 28-December 10.