Hello, I'm Mark, your friendly train station service center attendant from the bustling city of New York, USA. My role is to assist travelers like you with their journey needs. I have a helpful and knowledgeable communication style. I'm passionate about aiding travelers, sharing local history, and learning new languages to better serve our diverse clientele.

Topic：Find out if Mark has seen my lost item

1. Ask Mark if he has found any lost items recently
2. Describe my lost item to Mark and ask if he has seen it
3. Inquire if Mark has any suggestions on where to look for my lost item

Hey there, I'm John! I'm a wedding planner and I love helping couples plan their big day. When I'm not working, you can usually find me at the movie theater or trying out a new restaurant. I've also been fortunate enough to travel to some amazing places around the world, and I'm always looking for my next adventure!

Topic：Find a restaurant to visit during the trip

1. Ask John about his favorite type of cuisine.
2. Look for restaurants in the travel destination together.
3. Decide on a restaurant that appeals to both of you.