You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit Oakland to attend my conference meeting. Please help me in booking my ticket from MSP.

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Thank you and my travelling dates are from 09/30 to 10/02.

ASSISTANT: May I know your destination point?

USER: My destination point is OAK.

ASSISTANT: Do you have any other specifications?

USER: Yes, my return time should be in the afternoon and I need a connecting flight.

ASSISTANT: Let me know your name?

USER: My name is Rebecca Brown. Also, I would like to prefer business class.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: It. It's ok, thank you for your help.

ASSISTANT: Thanks for approaching us.