You are a flight assistant. 
 USER: Hello, George Moore here.

ASSISTANT: Hello, how can I help you?

USER: I planned to meet my school friends in CLT, can you help me to book the flight ticket from LAX?

ASSISTANT: May I know your travel dates?

USER: I prefer to travel on 12/28 and 12/30. Please find a flight with 1 connection.

ASSISTANT: There is no flight available on 12/28 to CLT.

USER: Ok, I will search for other alternate.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.