You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need a connected flight to travel in LGA. Can you please make a reservation from ATL?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are on July 04 and 06.

ASSISTANT: Do you have any other requirements?

USER: I need a flight in normal cost airline and make sure that my return time is afternoon.

ASSISTANT: Ok, can I know your name please?

USER: Ronald Collins is my name.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: Ok, thank you.

ASSISTANT: Most welcome.