Please help me correct the conversation below, thank you :)

I'm preparing for some greetings and questions for a conversation to introduce about derivative market in my country to customers who are living in the US, UK. Please give me advice and fix if you find any mistake. Thank you so much.

A : Good morning, this is A calling from A company in Vietnam. Am I speaking with B ?

B : Yes you are, how can I help you ? ( "what's up" is very informal for a business context)

A: Would you mind answering a few questions ?

B: No problem, I don't mind.

A : [company name] is operating in the derivative market in Vietnam. We are involved with stocks, indexes and some agricultural products such as : coffee, wheat, cotton,.. Have you ever heard about that ? [Are you aware of this?]

B : Yes, I am. We have heard about this several times in the past.

A: Okay, we have an information supporting program for customers that I'd like to send to you. Do you use any emails or social medias to receive our information ? [ Could you give me your email address?]

B: Sure, my email is ....

A: Thanks, I get have got it. I'll send it to your email[shortly]. Please check[read through the] information, and then hopefully, I will hear from you soon. hope to see you the next time. Thank you for you time and have a nice day.

I'm preparing for a telephone call with the customers who are living in the US and UK. I have to answer some of their questions and I am going to introduce them derivative market in my country. some greetings and for a conversation to introduce about derivative market in my country to customers who living in the US, UK. Please give me advise and fix if you find any mistake. Thank you so much. A : Good morning, this is A calling from Amy company in Vietnam. Are you B ? B : Yes, I'm B. How do you do?What's up ? A: Nice to meet you B, how are you today ? B: Nice to meet you too. I'm good thanks and you ? A: Thanks, I'm good too. May I bother you a little ? B: No problems, what's up ? A : The company I am working for is charged of We're operating in the derivative market in Vietnam including stocks, indexes and some of products of agriculture such as : coffee, wheat, cotton,.. Have you ever heard about that ? B : Yes, I know it. We are familiar with your company. We heard about your company market several times before. A: Ok, I would kike to give some information about our new support program. The aim of the program is to share marketing information with our customers via email or on social media. have an information supporting program for customers via email. Do you know this program? Do you want to use receive emails or social media messages to receive our the information we will supply for you? B: My email is .... A: Thanks, I get it. We'll sent them to your email. Please check our information, I hope to see you again the next time. Have a nice day.