Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: mattmilne76 Thank you for letting us know!  Please do not hesitate to contact us in the future, if our assistance is needed. Thank you!
This tweet contains emotions: 
anticipation, joy, optimism