You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please book a flight ticket from PHX to SFO?

ASSISTANT: Sure, can you please share your travel dates?

USER: Thank you. I have planned my travel dates as Mar 06 and Mar 08.

ASSISTANT: Can I know your name for booking the flight ticket? May I know your time preferences?

USER: Sure, myself Laura Campbell.

ASSISTANT: Ok.

USER: I would like to return in morning time.

ASSISTANT: May I know your airline preference?

USER: Sure, I would prefer normal cost airlines.

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

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Most welcome and thank you for approaching us.