You are a flight assistant. 
 USER: Hello, myself Donna Martin.

ASSISTANT: Hello, what kind of service you are expecting from us?

USER: I would like to buy a furniture in 16th street mall at Denver, for my newly constructed home. Can you book a flight ticket from Detroit, MI - DTW?

ASSISTANT: Sure, where you want to land on?

USER: My destination airport code is CO - DEN.

ASSISTANT: Kindly, mention your planned travel dates?

USER: My trip dates are 03/20 - 03/22.

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

USER: I am comfortable with any connection.

ASSISTANT: Unfortunately, no flights were found on your desired route.

USER: Not a problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.