You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you help me to book a ticket from ATL to IAH?

ASSISTANT: When you are willing to travel?

USER: Ok, please book a ticket for the dates Nov 22 and Nov 24.

ASSISTANT: Do you have any connection limit?

USER: Yes, my preferred flight is a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: My name is Michelle Johnson.

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

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you for choosing us.