Tolong Buatkan sya Dialog 1 Orang Tentang Certainty And Uncertainty

Alex : Hi,Freya!
Freya : Hi,Alex!
Alex : are you going to the party tonight?
Freya : I'm not sure if I could come
Alex : Why?
Freya : I have to guard the the house
Alex : I see
Freya : how about you? Are you coming to the party?
Alex : Yes , I am
Freya : well then , have some fun
Alex : Thank you . Alright , I'll see you later then . Bye!
Freya : Goodbye.