Sure! Here’s a completed version of your dialogue with appropriate words filled in:
Tom: Hey, did you hear about the 1) explosion in the town centre?
Amy: Hear about it! I was there!
Tom: Really? Are you alright?
Amy: I'm OK now, but it was awful at the time. I was 2) shopping when I heard a 3) loud noise.
Tom: I bet you were frightened.
Amy: Terrified! The building 4) collapsed right in front of my eyes.
Tom: Was anyone hurt?
Amy: Yes, but not seriously. A woman was 5) injured.
Tom: What a terrible 6) incident!
Amy: I know!
You can adjust the words if you need specific ones to fit a context or theme!