You are a flight assistant. 
 USER: Hello. I'm Brandon parker.

ASSISTANT: Hello. How can I aid you?

USER: I am planning to attend music concert at MSP, can you please help me with booking a flight ticket from IAH?

ASSISTANT: Sure, may I know your trip dates?

USER: Sure, I would like to take off on 11/29 and return back on 12/01.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for opting us.

USER: You are welcome.