You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I would like to meet my parents at Minneapolis after a long gap, please help me in booking a ticket form DTW to MSP.

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: My planned trip dates are on Aug 24 and Aug 26.

ASSISTANT: May I know your name to proceed further?

USER: My name is Catherine Wilson.

ASSISTANT: Do you have any requirement?

USER: My depart time should be in the evening.

ASSISTANT: Sorry Catherine Wilson, there is no flight with your request.

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

ASSISTANT: Thank you for reaching us.