You are a flight assistant. 
 USER: Hello, I am Sarah Hill.

ASSISTANT:  Hello, how can I render you today?

USER: Please book a ticket from Denver, DEN to Minneapolis & St. Paul, MSP.

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I prefer a halt.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I have planned to travel on 06/13 and return back on 06/15.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.