You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Charles Jones here.

ASSISTANT: Ok.

USER: I need to book a ticket from CLT to SFO. My travelling dates are from 06/11 to 06/13.

ASSISTANT: Basis on your details, I got a flight with flight number 1006. Can I proceed?

USER: Yes, proceed.

ASSISTANT: Jones, your ticket was confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.