You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER:  I am Amanda Baker want to travel to Oakland to meet my cousins. Can you book a ticket on 09/22?

ASSISTANT: Sure, I am happy to help you. Please provide your source and destination airport codes.

USER: I will depart from CLT to OAK. I will return on 09/24.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for approaching us.