You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can i assist you today?

USER: Can you reserve me a ticket from SFO to EWR?

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

USER: My trip dates are Jan 08 to 10.

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

USER: Barbara Collins here.

ASSISTANT: Do you have any other requirements?

USER: I need a direct flight.

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

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.