You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Lisa Perez here. Please help me out in booking the ticket from CLT to ATL.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates will be 08/18 to 08/20.

ASSISTANT: Do you have any particular time for departing and returning?

USER: My depart time must be in the evening.

ASSISTANT: May I know your other specifications?

USER: I want my connection limit must be 1.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: That's ok.

ASSISTANT: Thank you for your time.

USER: Thank you.