You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend music concert at IAH, can you please help me with booking a flight ticket from DTW?

ASSISTANT: Sure, help me with the trip dates?

USER: My preferred dates are Apr 4th and Apr 6th.

ASSISTANT: May I know your good name please?

USER: Kathleen Miller.

ASSISTANT: Do you have any connection limit?

USER: I need single connection between my trip.

ASSISTANT: Let me know your other preferences for this trip?

USER: Make sure that my return time should be afternoon.

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

USER: No problem, thank you for searching.

ASSISTANT: Thank you for reaching us.