You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Myself Jennifer Carter. I want to travel to DFW from ATL, please can you book a flight?

ASSISTANT: May I know your travel dates?

USER: Sure, my travel dates are 11/29 to 12/01.

ASSISTANT: Sorry Carter, there is no flight with your requirements.

USER: It's ok.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your information.

ASSISTANT: You are welcome.