You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself William Carter. I want to book a ticket from CLT to OAK to attend my office work, can you help me for booking?

ASSISTANT: Sure William, can I know the details of travel?

USER: My travel starts from 03/27 to 03/29.

ASSISTANT: Hold on for a moment.

USER: Ok.

ASSISTANT: Flight 1000 of AA airlines matches your requirements, can I proceed?

USER: Proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your services.

ASSISTANT: Thank you, have a good day.