You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from ATL to DEN, can you please help me in booking?

ASSISTANT: Sure, may I know your name please?

USER: Sure, my name is Raymond Lee.

ASSISTANT: Help me with the trip dates?

USER: I will start my journey on Jan 21 and return back on Jan 23.

ASSISTANT: Do you have any preferences to be met?

USER: I need a connecting flight.

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

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

ASSISTANT: Thank you for reaching us.