You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER: I am planning to visit Charlotte, can you please book me a ticket from ATL to CLT?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I want to depart on Aug 22 and would like to return on Aug 24.

ASSISTANT: Please mention your connection limit?

USER: I need single connection limit on this route.

ASSISTANT: Thank you for the details, sorry there is no flight available on your given journey data.

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

ASSISTANT: Thank you for visiting us.