You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of help you are expecting from our side?

USER: I want to participate in Death Valley Adventure at Detroit, DTW. Can you please book a ticket from LAX?

ASSISTANT: Sure, we are perky to help you. Please let me know your connection limit.

USER: I want a direct flight.

ASSISTANT: May I know on which dates you preferred to travel?

USER: My travelling dates are Sept 26 and Sept 28.

ASSISTANT: Is there any airline preference in your journey?

USER: No.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: May I know your name for further booking process?

USER: Sure, I am Emma Harris.

ASSISTANT: Thank you for sharing your details, please be on hold.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there are no flights available on your preferred routes matching your specifications.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for approaching us. Have a good day.