You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you for today?

USER: This is Donald Clark. Can you please book a flight from CA-OAK to MI-DTW.

ASSISTANT: OK, please provide the travelling dates?

USER: It's from 09/15 to 09/17.

ASSISTANT: There is flight available according to your details.

USER: OK. Thank you.

ASSISTANT: The price is 100 with one connection. Shall I confirm your ticket?

USER: Please book it.

ASSISTANT: Your ticket has been booked with JetBlue airline. Have a nice journey.

USER: Thank you.