You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to book the flight ticket from ATL to BOS. Can you please help me?

ASSISTANT: Sure. Tell me your travel dates please?

USER: My travel dates are Jan 10 and Jan 12.

ASSISTANT: May I know your name please?

USER: Ruth Parker.

ASSISTANT: Are you looking for a stopover in your journey?

USER: I need a single connection flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Thanks for your time. Sorry I have not found any flights matching your flight details.

USER: OK, thank you for the information.

ASSISTANT: Thank you.