Problem: How does the sentence end?

Ryan decided to go for a walk to see Jason as a surprise visit but
Answer: Ryan was lost.

Problem: How does the sentence end?

Megan was training Samantha for the new management position because
Answer: Megan wanted them to be successful.

Problem: How does the sentence end?

William valued friendship and tried to be a good friend, but Lawrence was more a loner.
Answer: William had always liked the company of others.

Problem: How does the sentence end?

Justin couldn't get the gnats out of his kitchen, so Kyle brought some insecticide.
Answer:
Justin was unprepared for the situation.