You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: Please help me to book a flight ticket from ATL to ORD.

ASSISTANT: Sure, May I know the travelling dates?

USER: My trip dates are from Feb, 29 to Mar, 02.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Mary Taylor.

ASSISTANT: Let me know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Ok.

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

USER: Thank you for your information.

ASSISTANT: Thank you for choosing us.