Sarah : Good morning Gerry ?
Gerry : Good morning Sarah.
Sarah : You look tired. Did you work overtime last night ?
Sarah : Yes, there were so many reports that I need to finish. So I worked overtime last night to do it.
Gerry : Did you already finish your work..
Sarah : Not yet, there are still some an reports finished. Iam planning to finish them today..
Sarah : When is the deadline ?
Gerry : Tomorrow. That’s why Iam working really hard.
Sarah : Wow…. You are just so tough
Gerry : So, both of us are tough
Gerry : Yes, I am. How about you? Don’t you have any work to finish ?
Sarah : Oh….. Sarah, I was them with My work yesterday.
Sarah : Haahaa…..By the way, Do you need any help ?
Gerry : I’d like to. But don’t you have any work now ?
Sarah : Not yet. I guess our boss will give me some work today. So, I will have time to help you.
Gerry : Really? That’s good if you can.
Sarah : With pleasure.
How many persons are in the dialogue above ?