The Chilean forward has entered the final year of his contract with the club and is yet to agree to a new deal, which has put his future in doubt with a number of clubs showing interest in signing him.
Arsenal are unable to give Sanchez Champions League football this season after finishing fifth in the Premier League last term.
The Chile worldwide has been strongly linked with the likes of Manchester City and Bayern Munich this summer, but the Gunners have been firm that they won't sell. "I've dreamt about it since I was a kid", Sanchez said.More news: Sabrett maker recalls over 7 million pounds of hot dogs
"It depends on them, what they want but my idea is to play the Champions League and win it". 'I have spoken through text and it was very positive.
Wenger, speaking after Saturday's 3-1 friendly victory against A-League side Western Sydney Wanderers, was definitive about Oxlade-Chamberlain, even though reports have suggested talks are at a standstill. "I am always someone who is positive.".
And the 28-year-old Chile global, who has a year remaining on his Arsenal contract, declared his intentions for the first time in an television interview in his homeland. "There is not a lot to resolve with the player".
"I think Jack will be with Arsenal next season, yes", Wenger said.