You are a flight assistant. 
 USER: Hello, I am Kathleen Roberts.

ASSISTANT: Hello. How can I aid you?

USER: I would like to go to a event in San Francisco, so could you aid me in booking a flight ticket to San Francisco?

ASSISTANT: Sure, may I know your dates of travel please?

USER: Sure, I would like to go on May 03rd and return back on May 05th.

ASSISTANT: Do you have any specifications?

USER: Ensure it is a direct flight.

ASSISTANT: Ok, please wait for a while.

USER: Ok, make sure the return time should be in the morning.

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

USER: That's ok, thank you for checking.

ASSISTANT: Thank you or reaching us.

USER: Welcome.