Provide the theme summaries for the following conversation: 

Bryan: Mom, I need to tell you something.
Lucy: Yes, what is it?
Bryan: You remember when I told you something must be up, cause lieutenant Wells was calling for me all the time?
Lucy: Yes, I do.
Bryan: Well… It is serious. And kinda huge
Lucy: What is it, son?? Are you…
Bryan: Yes, I’m going to Afghanistan.
Lucy: O my god… This is terrible! Can’t you do something about it!
Bryan: Sorry mom but no, I have to go.
Lucy: I will be so scared…
Bryan: Mon, don’t be, a situation is pretty stable there, nothing will happen to me.
Lucy: How can you know that… War is war.
Bryan: It’s not even war anymore! Stop panicking
Lucy: How can I not panic, you’re my only son! If anything happens to you…
Bryan: It won’t mum, trust me
Lucy: I knew the army was a bad idea…
Bryan: I’m happy to there!
Lucy: What are you saying…
Bryan: It’s a great experience, fellow soldiers told me that! Some of them been there
Lucy: They’re telling you that to cheer you up…
Bryan: What, no, they don’t! Why are you behaving like that!
Lucy: Because I’m worried about you…
Bryan: Don’t be, I’m a grown up man, time to deal with it.
Lucy: I wall always be your mother, so I will always worry.
Bryan: I’m going to be OK, do you understand? And now stop it, I’ll visit you on Thursady, will buy some cake.
Lucy: Great, I’ll be waiting for you.

Summary: 
Lieutenant Wells called Bryan lots of times. Bryan is going to Afghanistan. The situation is stable there. Bryan is Lucy's only son. Bryan is visiting Lucy on Thursday with a cake.