You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please help me in booking a flight ticket from Dallas, DFW to Minneapolis, MSP?

ASSISTANT: Sure, we are mirthful to assist you in booking. Can I have your name please?

USER: My name is Benjamin Hill.

ASSISTANT: Ok, please let me know if you need a connecting flight.

USER: I need a way station in between journey.

ASSISTANT: May I know your planned travelling dates to proceed further?

USER: My journey dates are from Nov 29 to Dec 01.

ASSISTANT: Kindly share if you have any other comforts in between your journey.

USER: No.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Sorry , there are no flights found based on your essential details.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.