You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Please book me a flight ticket on my name Karen Moore, to meet my share holder at Los Angeles, CA - LAX.

ASSISTANT: Sure, we are here to help you for booking. May I know your journey dates?

USER: My journey dates are on 07/18 to 07/20.

ASSISTANT: Sure, let me know your connection limit.

USER: I need a halt.

ASSISTANT: Sure, kindly mention your source.

USER: My source is Washington, DC - DCA.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your valuable time, we are glad to notify you that we have found a direct flight in AA airline.

USER: Ok, please do not proceed for booking. Thank you.

ASSISTANT: Thank you for choosing us.