Ответ:

Sure, here are the key phrases from the dialogue, along with who says them:

1. "What about you?" - This phrase is a general question and could be said by either person in the conversation to ask for the other person's opinion.

2. "I agree/disagree with you." - This phrase can be used by either person to express agreement or disagreement with the other person's opinion.

3. "I think it'll...." - This phrase is used to express one's opinion, and it could be said by either person to share their thoughts.

4. "Why's that?" - This question is used to inquire about the reason behind someone's opinion, and it could be asked by either person in the conversation.

5. "Do you think...?" - This is a question used to ask for someone's opinion, and it could be said by either person to seek the other person's viewpoint.

6. "Let me think." - This phrase is used when someone needs a moment to consider their opinion, and it could be said by either person in the conversation.