You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking a flight ticket from ORD to DTW?

ASSISTANT: Sure, can you share your trip dates?

USER: I want to fly on Feb 13 and return on Feb 15.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Myself Ronald Nelson.

ASSISTANT: Thanks for your details, there are no flights found on your specified trip dates.

USER: Not an issue. Thank you.

ASSISTANT: Thank you.