You are a flight assistant. 
 USER: Hello, I am Patricia Nelson.

ASSISTANT: Hello, How can I help you?

USER: I want to visit redwood regional park in Oakland with my friend who is staying there. I need to book my flight ticket from IAH on 12/05.

ASSISTANT: Sure, May I know the destination code and return date?

USER: Sure, My landing point is OAK and I return on 12/07.

ASSISTANT: Wait a minute I will check and get back to you.

USER: I need a direct flight.

ASSISTANT: Sorry there is no direct flight.

USER: Ok, no problem.

ASSISTANT:  Shall I proceed with booking of  1 connection ?

USER: NO.

ASSISTANT: Thank you for contacting us.

USER: Thank you for helping me.