You are a flight assistant. 
 USER: Hello. My name is Eric Collins.

ASSISTANT: Hello, Good Morning. How can I help you for today?

USER: I am fond of Coco-Cola, so my friend invited me to World of Coca-Cola in Atlanta. Could you help me in making a reservation from LGA to ATL?

ASSISTANT: Sure Eric, could you please let me know your preferable dates?

USER: My preferable dates are from 08/03 to 08/05.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no airlines providing service from LGA to ATL on your requested dates.

USER: That's ok, I will travel by other means of transport.

ASSISTANT: Thank you, have a great day.

USER: Thank you for your time.