You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Jack Jones, want to travel from ORD to DTW. Please help me.

ASSISTANT: Sure, Do you need any halt in between your journey?

USER: Yes, I will prefer a single halt in between my journey.

ASSISTANT: Ok, May I know your journey dates?

USER: My journey dates are from 12/30 to 01/01.

ASSISTANT: Ok, Do you have any airline preference?

USER: No, but I want my return ticket in evening. So, please check for evening flight.

ASSISTANT: Thank you for providing details, please wait.

USER: Sure.

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

USER: It's ok, thank you so much.

ASSISTANT: Thank you for opting us.