Helen: Hi Tom. How are you?
Tom: Hello Helen. I'm fine, and you?
Helen: I'm fine too. I would like to tell you about something. I invite you for my birthday party. Will you come?
Tom: Sure, I will.
Helen: Great! This party would start on Saturday at seven o' clock p.m.
Tom: OK. What should I wear?
Helen: It depends on you. You can wear something comfortable.
Tom: Thanks. Ok, so see you on Saturday. Bye!
Helen: Bye.
