You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Find a flight for me from DEN to MSP.

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Ok, my journey dates are from Nov 08 to 10.

ASSISTANT: May I know your name?

USER: Sure, I am Donna Lee.

ASSISTANT: Do you have any other specifications?

USER: I would like to return and depart in the evening time.

ASSISTANT: Ok, wait for some time.

USER: I need a flight in economy class with 1 connection.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: It's ok, thanks for checking.

ASSISTANT: Thanks for approaching us.