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: Ok, it seems there is still hope in BSNL 🙂\nNow, BB speed is ok 🙂\nBut I won't thank and elate much lest it be gone again like before 😐🙂
This tweet contains emotions: 
joy, optimism