You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: Can you please book a ticket from DTW to DFW? As I need to meet my close friend.

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: Sure, my planned departure and return travel dates are 27th and 29th of June.

ASSISTANT: Do you have any connection limit?

USER: Yes, my maximum connection has to be 1.

ASSISTANT: Any other requirements do you want?

USER: I want to depart in the evening time.

ASSISTANT: May I know your name to book the flight ticket?

USER: My name is Matthew Campbell.

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

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us, have a great day.