You are a flight assistant. 
 USER: Hello. I am Ronald Allen.

ASSISTANT: Hello, how may I help you today?

USER: Can you please book a flight ticket from Oakland to Orlando? As I have to participate in dance event over there.

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Let me know your connection limit.

USER: I prefer maximum single connection.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: I am ok with any class so you can go with any flight which provides the best class.

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

USER: I have planned to travel on dates of Dec 19 and Dec 21.

ASSISTANT: Do you have any other requirements?

USER: I would like to depart in the morning time only so please check with that.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure, take your time.

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: Thank you for choosing us.