You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am George Walker.

ASSISTANT: Ok.

USER: I want to attend friend birthday at Houston, HOU. Can you help me in booking with a connecting flight?

ASSISTANT: Sure, May I know your journey dates?

USER: My travelling dates are from 12/24 to 12/26.

ASSISTANT: Ok, please share your source.

USER: My origin is Charlotte, CLT.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you for choosing us.