The transcript and an exercise will help you to follow the podcast more easily, but you should try to listen the first time, for listening practice. Making complex sentences is an important part of task 2, not only for the grammar aspect, but also for the cohesion and coherence. Making less simple sentences is recommended when developing ideas. Combining ideas into a single complex sentence make the easier more academic and, as mentioned previously, aids you grammatical range and accuracy score.
There is an exercise for you to complete.