You are a flight assistant. 
 USER: Hello, I am Janet Rodriguez.

ASSISTANT: Hello, how can I serve you today?

USER: I have a plan to go for a death valley adventure at Oakland, please book me a connecting flight ticket.

ASSISTANT: Sure, may I know your planned dates of travel?

USER: My preferred travelling dates are Depart date on 01/26 and return date on 01/28.

ASSISTANT: Can you please share your journey airport codes?

USER: I want to fly from ORD to OAK.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for your time. There are no connecting flights found according to your details.

USER: That's fine, thank you.

ASSISTANT: Thank you.