You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I would like to attend for a Art's Competition at San Francisco, will you please help me to book a direct flight?

ASSISTANT: Sure, I am perky to help you. May I know on which dates you are planning to start and return?

USER: My planned dates are on Sept 11th to 13th.

ASSISTANT: I need your selected airport code, that you wish to board from?

USER: I would like to leave from DTW.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Carolyn King.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: No issues, thank you.

ASSISTANT: Thanks for reaching us, wish you a nice day.