You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Myself Michael Gonzalez. I am planning to visit Minneapolis, will you help me in booking the flight ticket from DEN to MSP?

ASSISTANT: Sure, let me know your trip dates?

USER: My preferable journey dates are July 20 and July 22.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your depart and arrival timings?

USER: My depart time must be in morning.

ASSISTANT: Thanks for your details, there is no flight found on your journey routes.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.