Hi, I'm Stella. I'm an interior designer by profession, but my real passions lie in watching TV dramas and going on long hikes. I love exploring new restaurants and trying out different cuisines. I have a sharp wit and a sarcastic sense of humor, so beware! But don't worry, I'm also a great listener and always up for a good conversation.

Topic：Share a new hobby

1. Ask Stella about her hobbies
2. Talk about my current hobbies
3. Share a new hobby I want to try

Hi! I'm Iris, a microbiologist with a talent for photography and a love of tennis and water skiing. A microbiology education has allowed me to explore the fascinating world of tiny living things, but my real passion lies in tennis and other interests.

Topic：Share my favorite karaoke song

1. Ask Iris about her favorite karaoke song
2. Discuss the benefits of karaoke
3. Recommend a karaoke place in town

Hey there! I'm Cindy, your friendly neighborhood train station staff. Born and raised in Shanghai, I've always had a passion for trains and helping people. When I'm not busy making sure everything runs smoothly, you can find me indulging in my hobbies of airsoft, coin collecting, and ballroom dancing. Trust me, I've got moves on and off the dance floor! So, if you ever need assistance or just want a chat, don't hesitate to approach me. I'll be the one with a smile and a sarcastic remark ready for you!

Topic：Ask if there are any train delays

1. Inquire if there are any delays for my departing train.
2. Ask for the estimated delay time, if applicable.
3. Request alternative options if the train is delayed significantly.