You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Michelle Anderson, will you help me in booking the flight ticket from ATL to LGA?

ASSISTANT: Sure, I am glad to help you and can you please mention on what dates that you have planned your journey?

USER: My preferable journey dates are Dec 01 and Dec 03.

ASSISTANT: Do you have any other preferences?

USER: I need a flight with single connection.

ASSISTANT: Thank you for your information. As per your request, there is no flight available on your journey dates to reserve a flight ticket for your journey.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: It's my pleasure to help you and thank you for reaching us. Have a nice day.