You are a flight assistant. 
 USER: Hello. I am Karen Wilson.

ASSISTANT: Hello, how may I oblige you today?

USER: I want a flight visit Detroit to meet my cousin, can you help me to book a connecting flight?

ASSISTANT: Sure, can you please share your journey dates?

USER: I will fly on 09/10 and return on 09/12.

ASSISTANT: Kindly ensure your journey points?

USER: I will fly from CA-OAK to MI-DTW.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we did not find any flights matching your credentials.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us. Have a good day.