You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Stephen Young here.

ASSISTANT: How can I help you?

USER: Find a flight ticket for me that is from EWR to ATL. As I want to visit Atlanta for my business trip.

ASSISTANT: Your travelling dates please?

USER: Ok. my travel dates are 02/18 to 02/20.

ASSISTANT: I am sorry no flights found on your name.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you.