"I don't need another," Ulla tells her. "Especially with your latest one. If I'm paired and have another inmate graduate, I was planning on offering my deal to them, or to you."
Other options:
Re: Greenhouse
"I don't need another," Ulla tells her. "Especially with your latest one. If I'm paired and have another inmate graduate, I was planning on offering my deal to them, or to you."