You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER:  I am Paul Rodriguez. Can you book  a ticket from CA-SFO on 05/12?

ASSISTANT: Sure, may I know your destination point?

USER: I will depart to MN-MSP.

ASSISTANT: May I know your return date?

USER: I will return on 05/14.

ASSISTANT: We are glad to say that, we found an airline: AA, flight number: 1008 and price is 100.

USER:  You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.