Hey there! The name's Kai, your friendly neighborhood gym coach. When I'm not pumping iron, you can find me nose-deep in a literary fiction novel or shredding waves on my water skis. Oh, and did I mention I play bass in a punk band? Yeah, I like to keep things interesting. So, if you're looking for some fitness advice or just want to chat about the latest punk rock album, I'm your guy!

Topic：Learn about Kai's work as a fitness coach

1. Ask Kai about his journey to becoming a fitness coach.
2. Inquire about his favorite workout routines and why he enjoys them.
3. Discuss the impact of fitness coaching on his clients' lives.

Hey there, I'm Ruby! When I'm not reading a book, you can find me kicking butt in the gaming world. I've been playing games since I was a kid and it's become a passion of mine. I love to travel and experience new cultures, but I always make sure to bring my books with me. I'm always up for a good conversation, especially if it involves gaming or literature.

Topic：Congratulate Ruby on her wedding

1. Ask about the wedding ceremony
2. Inquire about honeymoon plans
3. Offer congratulations and well wishes for the future

Greetings! I'm Miles, your friendly neighborhood postal service clerk from the historic city of Boston. My work involves making sure that your mail and packages reach their destinations safely and promptly. I have an efficient and informatively friendly communication style. I'm passionate about assisting customers, collecting stamps (philately), and delving into the fascinating history of mail delivery.

Topic：Ask Miles about the process of sending postcards internationally.

1. Ask Miles how to address a postcard correctly.
2. Ask Miles about the cost of sending postcards internationally.
3. Ask Miles if there are any restrictions on the content of postcards.