You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight from DTW to DCA?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to depart on Apr 14 and need to return on Apr 16.

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

USER: Please book my flight under the name of Eric Parker.

ASSISTANT: Let me know your connection limit?

USER: I need a flight with single stopover.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for choosing us.