The part of the sentence "I would ask everyone" is correct and usable in written English.
You can use it when you are discussing something and want to inquire further from those around you. For example, "I would ask everyone to bring a dish to the potluck dinner."
I would ask everyone to go out and buy a British dessert".
"I am ready to take on this enormous responsibility, and I would ask everyone to take on a little bit of it," he said.
In a widely reported note to senior PDL figures, Berlusconi said: "I would ask everyone not to supply any more declarations or interviews that can be manipulated to fuel the polemic and harm internal cohesion".
I would ask everyone to go out and buy a British dessert". His energy showed as shadow Northern Ireland secretary, when he is said to have spent more time in the province than the secretary of state.
He said in a team preview: "We were Jules's team, and with that in mind I would ask everyone to understand and respect that, this weekend, we wish to deal with the experience of returning to Suzuka in a very private, introspective way.
"Registering to vote is easy and I would ask everyone to take just a few minutes to complete the registration form and return it to us by the 27 September deadline".
Well it's Dan's birthday soon, so I thought I'd ask everyone what they think he'd like for his birthday.
So this July 4th, I'd ask everyone to go beyond what they might usually do (for example, thanking us for our service) and get to know us through action.
Ask yourself: which side of the Democratic party is holding the other hostage by asking us to rally behind a disliked candidate, especially given Sanders' double digit defeats against Trump et al? I'd ask everyone to look at her record honestly, objectively and ask yourself if Hillary Clinton is our best bet.
Two days later, I returned to C'est Bon to ask Ms. Chuang the question I'd asked everyone in Taipei: What exactly is Taiwanese food?
Speaking in faltering English, she said that she couldn't explain how she felt but that she would ask everyone to "just try to understand me, if you can".
