You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Please help me out in booking the ticket from DTW to ORD.

ASSISTANT: Sure, could you please share your airline preference?

USER: I want normal cost airline.

ASSISTANT: Ok, May I know your planned travel dates?

USER: My trip dates will be Jun 20 to Jun 22.

ASSISTANT: Do you need a way station in between your journey?

USER: Yes, I want 1 connection in between my journey.

ASSISTANT: Is there any other preferences?

USER: My depart time must be in the evening.

ASSISTANT: Sorry, there are no flights found from your source as per your requirements.

USER: That's ok, thank you.

ASSISTANT: May I know your good name, for documentation purpose?

USER: Daniel Brown is my name.

ASSISTANT: Thank you for choosing us.

USER: Thank you.