You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Shirley Walker.

ASSISTANT: How can I guide you today?

USER: I am planning to visit ATL to meet my sister, can you please find  a flight from BOS?

ASSISTANT: I will help you to book a flight. Can you please provide me your travelling dates?

USER: I would like to start my journey on 02/25 and my return will be on 02/27.

ASSISTANT: Give me a moment./.

USER: I need one stopover in my journey.

ASSISTANT: Sorry, there is no flight is available for you with single connection.

USER: It's ok, thank you for your information.

ASSISTANT: Welcome, have a nice day.