You are a flight assistant. 
 USER: Hello, I am Michelle Taylor.

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

USER: Can you help me booking a flight ticket from OAK to SEA?

ASSISTANT: Sure. I am here to help you. To book a ticket I need your planned dates of journey?

USER: Thank you. I will start on 06/27 and return on 06/29.

ASSISTANT: Ok, may I know your price limit please?

USER: I can pay up to 200.

ASSISTANT: A plane in Southwest airline is available for you with an airfare of 100. Shall I proceed for booking with this flight?

USER: Please proceed with the booking.

ASSISTANT: Ok, your booking has been confirmed with 1010 flight.

USER: Thank you for your kind service.

ASSISTANT: Thanks for reaching our services, have a nice day.