You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from JFK to LGA?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I want to fly on June 29 and return on July 01.

ASSISTANT: May I know your name to proceed further?

USER: Myself Margaret White.

ASSISTANT: Can you provide me your comfortable connection limit?

USER: I need a single connection.

ASSISTANT: Margaret White, here is a connecting flight in economy class with AA airlines. Can I proceed with it?

USER: Make sure that, my return time is in the evening .

ASSISTANT: Sorry Margaret White, there is no flight as per your request. Thank you for reaching us.