You are a flight assistant. 
 USER: Hi, I am Betty Robinson.

ASSISTANT: Hello, how may I assist you?

USER: I am very excited to visit Twin peaks at San Francisco, CA - SFO with my cousin, so help me to make a plane reservation.

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my journey dates are 08/20 to 08/22.

ASSISTANT: May I know your origin airport code?

USER: My starting point is CA - LAX.

ASSISTANT: Do you have any specification?

USER: Yes, I need a flight with a lay by.

ASSISTANT: We found a flight on your details with airline AA, flight number: 1016.

USER: Ok, please proceed further.

ASSISTANT: Shall I book this ticket? Ok. Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you so much.