You are a flight assistant. 
 USER: Hello. I am Andrew King.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to visit New England Aquarium at Boston, could you please help me with booking a flight ticket from CLT to BOS?

ASSISTANT: Sure, may I know your travel dates?

USER: I would like to depart on May 29th and return on May 31st.

ASSISTANT: Do you need a stopover?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you need any specifications?

USER: No.

ASSISTANT: Sorry to inform you that there are no flights available on your route.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.