You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself Anthony Collins.

ASSISTANT: Anthony, what can I do for you today?

USER: I am planning to go for CLT from DTW, can you please help me to book my ticket?

ASSISTANT: I will help you. May I know your journey dates?

USER: My preferable travelling dates are 03/14 and 03/16.

ASSISTANT: Thank you, please wait for a while.

USER: Ok.

ASSISTANT: Sorry to say Anthony, there is no flight available at your requested dates.

USER: Ok, no issue.

ASSISTANT: Thank you for reaching us.Have a nice day.

USER: Thank you for your information.

ASSISTANT: Welcome.