You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: Can you aid me to book a flight ticket from DFW to SEA?

ASSISTANT: Sure, could you please share your journey dates?

USER: My trip dates are May 16 and May 18.

ASSISTANT: Do you have any specifications?

USER: I prefer for connecting flight and economy class to travel.

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

USER: Shirley Turner here.

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

USER: Thank you.

ASSISTANT: Thank you for opting us.