CLEAN : Saudi crown prince in Paris for talks on arms jihadist threat

The transcript consists of a brief exchange, possibly indicating a misunderstanding or a change in activity, with a focus on the phrase 'I thought you were playing.'

What do you think the speaker meant by 'I thought you were playing'?

What emotions or feelings might be implied in the statement 'I thought you were playing'?

In what context do you think this dialogue could take place?

How does the response 'So.' contribute to the conversation?

What could be the significance of the brevity of the response 'So.'?