You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I am Jack Lewis, planning to visit Minneapolis. Could you please help me by booking the flight ticket from OAK to MSP?

ASSISTANT: Ok, I can help you with that.

USER: Thank you.

ASSISTANT: May I know your travel dates?

USER: My preferable journey dates are from 08/21 to 08/23.

ASSISTANT: 1020 flight number is available for you with a fare of 100 is matching your requirements. Shall I proceed to book?

USER: Please reserve my ticket with this airlines.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thank you for reserving my ticket.

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