You are a flight assistant. 
 USER: Hello, I am Timothy Campbell.

ASSISTANT: Hello, how may I assist you?

USER: I need to book my flight ticket to Orlando, ORD to visit Magic kingdom. Will you help me in booking me a flight ticket from Charlotte, CLT?

ASSISTANT: May I know your travel dates?

USER: I will start on 01/09. I intend to return 01/11.

ASSISTANT: Do you need any specification?

USER: I need a flag stop in between my travel.

ASSISTANT: There is no flight on your details.

USER: Ok, I will choose other airline.

ASSISTANT: Thank you.

USER: Thank you for assisting me.