Remove the conjunctions from the following sentence:

John and Sam went to the store, but they couldn't find the item they wanted.
John, Sam went to the store, couldn't find item they wanted.
Complete the following task based on the instruction and optional input provided.### Instruction:
Remove the conjunctions from the following sentence:

John and Sam went to the store, but they couldn't find the item they wanted.

### Output:
John, Sam went to the store, couldn't find item they wanted.