You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to book a ticket from MSP to ORD, can you please help me with that?

ASSISTANT: Sure, could I have your trip dates, please?

USER: The travel dates are from 12/12 to 12/14.

ASSISTANT: Do you have any preferences?

USER: I need a flight with 1 connection limit. I would like to depart during evening time.

ASSISTANT: For booking purpose I required your name, can I know your name?

USER: Brenda Hall here.

ASSISTANT: Sorry to say this, no flights will run on that particular location due to tornado alert.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for opting us.