You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Patricia Roberts here. I am a movie actress, could you book my ticket from DEN to LAX?

ASSISTANT: May I know your journey dates please?

USER: My planned journey dates are 09/18 and 09/20.

ASSISTANT: I found a flight in AA airlines with price 100. Shall I book the ticket for you?

USER: Please book my ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1016.

USER: Thank you.

ASSISTANT: Thank you for reaching us.