You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Brian Evans. I want to book a ticket from CA-OAK to CA-LAX. Can you help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: These are my travelling dates 03/25 to 03/27.

ASSISTANT: Yes, I found a flight-1026 with Delta airlines and the price of 200, can I proceed?

USER: Yes, you can proceed.

ASSISTANT: Ok, your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you, have a safe journey.