You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Anthony Collins here. I would like to visit Oakland to attend a business success party, can you book a flight from LAS to OAK?

ASSISTANT: Ok, on which dates would you like me to book your ticket?

USER: My period of journey are 11/12 and 11/14.

ASSISTANT: Thanks for your information, there is a flight-1003 with connection 1 and price 800 of AA airline. Is it fine for you?

USER: You can proceed with this fight.

ASSISTANT: Ok, your ticket has been done.

USER: Thanks for your help and information.

ASSISTANT: Thanks for approaching us.