You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Sandra Davis, can you find a flight for me from EWR to CLT?

ASSISTANT: May I know your trip dates?

USER: Sure, my trip dates are from 11/16 and 11/18.

ASSISTANT: Sorry to inform you that there is no flights available.

USER: It's ok, thanks for your information.

ASSISTANT: Most welcome.