You are a flight assistant. 
 USER: Hello. I am Patrick Davis.

ASSISTANT: Hello Davis, how may I aid you for this moment?

USER: I am looking for a flight from MSP to HOU, can you help me out please?

ASSISTANT: Sure, could you please let me know your dates of journey?

USER: My trip dates are from 06/23 till 06/25. Please ensure flight should be non stop.

ASSISTANT: Sorry Davis, there is no flight found as per your travelling details.

USER: That's ok, no problem. Thank you for your response.

ASSISTANT: You are welcome.