You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Pamela Johnson here.

ASSISTANT: How may I assist you?

USER: I am planning my birthday celebrations in Las Vegas, need your help in booking the ticket from OAK to LAS.

ASSISTANT: Could you provide your travelling dates?

USER: My preferable dates are in between 08/11 to 08/13.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure, take your own time.

ASSISTANT: I found a ticket for you.The price is 100 and flight number is 1011. Is it ok for you?

USER: Yes, it is ok for me.

ASSISTANT: I confirm your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you.