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

ASSISTANT: Hello, good evening. How may I assist you Patrick?

USER: Will you please check any airline from MSP to DEN?

ASSISTANT: Yes, I will help with that. On which day you want to travel?

USER: Preferably, from 03/11 to 03/13.

ASSISTANT: Sure, please wait for a second.

USER: Ok. Please make sure I need only 1 connected flight.

ASSISTANT: Patrick Garcia, there is no flight with your travel dates, do you have any other dates?

USER: That's all for now.

ASSISTANT: Ok fine.

USER: Thank you for your response.

ASSISTANT: Thanks for contacting us, have a great day.