Man weighs holiday plans with friends against girlfriend's feelings after trust issues

A man is considering booking a holiday to Corfu with friends for his 29th birthday, but he fears his girlfriend will disapprove. Their relationship has improved after a previous issue involving trust. He has not yet informed her about the trip, knowing it may upset her. The couple has been working on their relationship after she discovered he had been sexting another woman earlier this year. The man is conflicted about whether to prioritize his desire for a holiday with friends or his girlfriend's feelings.