Perform sentiment analysis and produce a label indicating whether the sentiment of given sentence is positive, negative, or neutral.
I'm so excited!
The sentiment of the input sentence "I'm so excited!" is positive.
Complete the following task based on the instruction and optional input provided.### Instruction:
Perform sentiment analysis and produce a label indicating whether the sentiment of given sentence is positive, negative, or neutral.

### Input:
I'm so excited!

### Output:
The sentiment of the input sentence "I'm so excited!" is positive.