You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am looking for a flight from ATL to BOS, can you help me out please?

ASSISTANT: Sure, can you please let me know your travel dates?

USER: My trip dates are from 09/16 till 09/18.

ASSISTANT: Ok, may I know your name?

USER: Myself Samuel Mitchell.

ASSISTANT: Sorry Samuel, there are no flights available on your preferred dates.

USER: That's ok, no problem. Thank you for your information.

ASSISTANT: You are welcome and have a nice day.