You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assess you today?

USER: I am William Harris. I am planning to visit Pier 39 in SFO. Can you book a ticket from OAK?

ASSISTANT: Sure, can I know your travelling dates?

USER: My planning dates are from 10/02 to 10/04.

ASSISTANT: Please wait I will check it.

USER: Ok.

ASSISTANT: I found a flight with a fare of 100 and the plane number is 1023, is it suitable for you to travel?

USER: Please book my ticket.

ASSISTANT: Ok Harris, your ticket is confirmed, have a safe journey.

USER: Thank you for your help.

ASSISTANT: You are welcome.