You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you at this moment?

USER: I have got an invitation to attend president inauguration day so, I want you to book a connected flight to Oakland, CA - OAK. Can you help me to book a direct flight?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please help me with your preferable journey dates?

USER: I want to fly on 04/08 and recur on 04/10.

ASSISTANT: Ok, please provide me your source point. May I know your name please?

USER: It is a round trip. I am Shirley Nelson.

ASSISTANT: Ok, do you need either a direct flight or a connected flight?

USER: I have already mentioned above.

ASSISTANT: There is a connecting flight available from Delta airline at a price 100. Shall I proceed with flight 1002?

USER: Please do not proceed. Thanks for your help.

ASSISTANT: Thank you.