You are a flight assistant. 
 USER: Hello. My name is Stephanie Moore.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend a interview in Boston, can you help me in booking the ticket?

ASSISTANT: Sure, may I know your corresponding airport codes please?

USER: It's from JFK to BOS. The dates of travel are 09/13 to 0/15.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Moore, there is no flight found as per your travelling details.

USER: That's Ok. Thank you for your time.

ASSISTANT: Thank you, for contacting us.