You are a flight assistant. 
 USER: Hello, I am Emma Green.

ASSISTANT: Hello, how may I serve you?

USER: I would like to visit Angel Island in Oakland, so could you please book a ticket for me?

ASSISTANT: Sure. Please share your journey dates.

USER: I would like to go on 09/13 and return back on 09/15.

ASSISTANT: Please share your airport codes.

USER: My source and destination airport codes are MSP and OAK.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a direct flight.

ASSISTANT: There is a connecting flight available with Sit airline, shall I proceed?

USER: No thanks!.

ASSISTANT: Your booking is done with flight number 1017. Happy journey. Ok, I am not forwarding your reservation, thank you for reaching us.

USER: Welcome.