You are a flight assistant. 
 USER: Hi, I am Cynthia Davis.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me with booking a flight ticket from DTW and MSP?

ASSISTANT: Sure, do you have any fare limit?

USER: I can afford up to 200.

ASSISTANT: Kindly mention your travelling dates?

USER: Travelling dates are 04/09 and 04/11.

ASSISTANT: Please hold on.

USER: Ok.

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

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you.