You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you today?

USER: I need to fly Seattle for my business trip can you please help me in booking my flight ticket from Detroit DTW?

ASSISTANT: Sure, please share your planned trip dates?

USER: My planned trip dates are Sept 19-21.

ASSISTANT: Let me know your connection limit?

USER: I am comfortable with any connection.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Ok, any other requirements to be met?

USER: I want to depart in the evening and return in the morning.

ASSISTANT: May I know your airline preference?

USER: I prefer to fly in normal cost airlines, as my manger is paying for me.

ASSISTANT: May I know your name please?

USER: Sure, my name is Nicole Davis.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no worries. Thank you for your quick service.

ASSISTANT: Thank you for reaching us.