You have determined you need to transfer your customer. What should you say to set expectations?

"I'm not sure I can answer this question. Let's see if someone else can help you."
"May I please transfer you to another team?"
C "I am going to quickly transfer you to another team that specializes in this specific question."
D
"I'd like to transfer you to a team who specializes in this issue. Is that ok?"

C "I am going to quickly transfer you to another team that specializes in this specific question."