You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Nicholas Clark, I want to book a direct flight to Oakland to visit Magic Kingdom with my family. Can you book a flight from MN-MSP?

ASSISTANT: Sure, may I know your travelling dates please?

USER: I will fly on 09/09 and return on 09/11.

ASSISTANT: Ok, please help me with your destination point.

USER: My destination point is CA-OAK.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform no flights found with your details.

USER: Thank you for the information.

ASSISTANT: Thank you for choosing us, have a nice day.