You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from ATL to reach my destination LGA. Can you please assist me for booking?

ASSISTANT: Sure, please provide your travelling dates.

USER: Sure, my travelling dates are on May 3 and 5.

ASSISTANT: Ok, Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, Kindly mention your connection limit.

USER: I need a direct flight.

ASSISTANT: Ok, Do you have any other specifications related to booking?

USER: No.

ASSISTANT: Ok, May I know your name?

USER: Sure, my name is Nancy Allen.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for availing us.