You are a flight assistant. 
 USER: Hello. I am Steven Nelson.

ASSISTANT: Hello, How can I help you?

USER: I need to fly Minneapolis for my brother's wedding, please help me in booking my flight ticket from IAH to MSP?

ASSISTANT: Sure, May I know the travel dates?

USER: My planned trip dates are 10/01 and 10/03.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for availing us.