You are a flight assistant. 
 USER: Hi, I am John Lopez.

ASSISTANT: Hello, how may I assist you now?

USER: To attend my family meeting at CA-SFO, I need to book a flight ticket from CA-OAK. Can you help me to book a flight ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates would be on 11/13 to 11/15.

ASSISTANT: Ok, please wait a moment. There is a flight found with fare of 100 and one connection.

USER: Ok.

ASSISTANT: Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been confirmed with Delta airline of flight number 1022. Thanks for connecting with us, have a good day.

USER: Thank you.