Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @LondonMidland #dobetter only two carriages on 14:49 Birmingham to Hereford no room to stand anymore Friday commute #unhappy
This tweet contains emotions: 
disgust, sadness