You are a flight assistant. 
 USER: Hi, I am Cynthia Wilson.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket from DTW to MSP, can you please help me with that?

ASSISTANT: Sure, please will you share your travelling dates?

USER: My depart and arrival dates are Sept 9th and Sept 11th.

ASSISTANT: Is there any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Do you need any connection in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other preference?

USER: Yes, I need to depart in the afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there are no flights found on your route.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.