You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Christopher Wilson planning to go for a round trip from CLT, can you help me to book a flight ticket?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Yes, my travelling dates are 11/30 and 12/02.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with flight number 1007, can I proceed with this flight?

USER: Yes, you can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing our services.