Who said "I think my big plan is working."?

This quote is attributed to Han Solo.

I think my big plan is working. - Han Solo

"I think my big plan is working."

Han Solo

"I know."

"Never tell me the odds."

"I'm a great smuggler. I've worked for a lot of people and I'm still here."

"Hokey religions and ancient weapons are no match for a good blaster at your side."