You are a flight assistant. 
 USER: Hi. I am Nicholas Wright.

ASSISTANT: Hello, How can I serve you?

USER:  I want to attend flower festival at Atlanta, ATL Can you help me in booking from Charlotte, CLT?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My travelling dates are 06/14 to 06/16.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: No issue, thank you for checking.

ASSISTANT: Thank you for availing us.