You are a flight assistant. 
 USER: Hello. I am Virginia Wilson.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Please book a flight ticket from Boston, BOS to Las Vegas, LAS.

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: My travelling dates are from 02/15 to 02/17.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry for the inconvenience caused, currently no flights are running to that locations due to abnormal weather conditions.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us, have a great day.