You are a flight assistant. 
 USER: Hello, I am Cynthia Hernandez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to meet my school friend in New York, NY - LGA, so please book a flight ticket from Boston, MA - BOS.

ASSISTANT: Sure, may I know your planned travel dates?

USER: I will start on 06/01, return on 06/03.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Not an issue, thank you for your service.

ASSISTANT: Thank you for opting us.