You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend a cultural event at San Francisco, can you help me to book a flight ticket from EWR to SFO?

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

USER: My travel dates are 20 to 22 of Sep.

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

USER: I am Patrick Martin.

ASSISTANT: Let me know your connection limit?

USER: I need a connecting flight.

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: It's ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.