You are a flight assistant. 
 USER: Hello, I am Raymond Jackson.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket to Charlotte, NC - CLT. Can you help me in this?

ASSISTANT: Sure, can you share your journey dates?

USER: My trip dates are from 07/24 to 07/26.

ASSISTANT: May I know your source code?

USER: I want to leave from Oakland, CA - OAK.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a flight on UA airline, flight number 1029.

USER: Please proceed to book.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your response.

ASSISTANT: Thank you.