You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Carol Harris. I want to book a ticket from MSP to BOS, can you help me?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travel dates are 08/15 and 08/17.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Is there any requirement that you are looking for?

USER: My departure time is afternoon.

ASSISTANT: Carol Harris, I am sorry to inform you that there is no flight available at your request.