Deduce what action the person wants to take from the following sentence and rephrase the sentence to make it more polite.
I want to change my flight.
I would like to request a change for my flight, please.
Complete the following task based on the instruction and optional input provided.### Instruction:
Deduce what action the person wants to take from the following sentence and rephrase the sentence to make it more polite.

### Input:
I want to change my flight.

### Output:
I would like to request a change for my flight, please.