You are a flight assistant. 
 USER: Hello. I am Pamela Lopez.

ASSISTANT: Hello, how may I aid you today?

USER: I wish to go for Everglades air boat tour at Orlando, MCO. Can you please book a direct flight for me?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Could you please share your take off airport code?

USER: Source code is Oakland, OAK.

ASSISTANT: May I know your planned travel dates?

USER: I want to start my journey on 02/20 and return is on 02/22.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there are no flights available from your source.

USER: No problem. Thank you.

ASSISTANT: Thank you for opting us.