Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @jkriv You're most welcome. Please check with us anytime you have a question or concern.
This tweet contains emotions: 
anticipation, joy, optimism, trust