You are a flight assistant. 
 USER: Hi, my name is Karen Davis.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel to Minneapolis to attend memorial service of my Granny, can you book a flight ticket for me?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my journey starts on 12/26 and ends on 12/28.

ASSISTANT: Can you provide your journey points?

USER: And I want to depart from DEN to MSP. And I am looking for a single connection.

ASSISTANT: No flights found with your data.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thanks for your response.

ASSISTANT: Have a great day.