You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know how best I can help you today?

USER: Can you please help me to book flight ticket from OAK to DTW?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: My journey dates are July 30 and Aug 1.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I would like to travel in connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: I do not have any other preference.

ASSISTANT: To proceed futher, can I have your name please?

USER: Dennis Thomas here.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for your time, United Airlines is providing a connecting flight and the airfare is about 200 with flight 1023. Shall I proceed with booking?

USER: You can proceed for booking.

ASSISTANT: Sure, your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a nice day.