You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Emily Carter, I want to book a flight to Oakland to visit Magic of Wizard Castle, Can you book a flight with single connection?

ASSISTANT: Sure, please tell me your airport codes?

USER: I will fly from IL-ORD to CA-OAK.

ASSISTANT: Ok, may I know your travelling dates?

USER: I will travel on 07/23 and return on 07/25.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There are no flights found on your requested dates. Thank you for reaching us.

USER: Thank you for the details.