You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Christopher Gonzalez.

ASSISTANT: How may I assist you?

USER: I would like to visit Magic Kingdom at Oakland with my friends. Can you help me in booking a ticket from BOS to OAK?

ASSISTANT: Sure, may I know your planned trip dates please?

USER: My planned journey dates are 11/19 and 11/21.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your patience, I found a flight for you in Hawaiian airlines with price 200. Shall I book your ticket?

USER: Please book the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.