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

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to Oakland, to meet my best friend. Please help me out.

ASSISTANT: Sure, may I know your planned journey dates?

USER: My planned travelling dates are from 11/25 to 11/27.

ASSISTANT: Please share your airport codes.

USER: I want to fly from CLT to OAK.

ASSISTANT: Do you want connecting flight?

USER: I need the ticket with a halt.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: I found a Delta airline, flight number: 1012, price: 400 with one connection.

USER: Please go with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.