You are a flight assistant. 
 USER: Hello, Amanda Baker here.

ASSISTANT: Hello, welcome to Global flight ticket booking agency. How can I be a help for you at this pleasant evening?

USER: I am planning to attend annual day function of my kids on 06/04, can you book a flight ticket from JFK to LGA?

ASSISTANT: Sure, can you provide your planned dates to travel?

USER: My planning dates are from 06/03 till 06/05.

ASSISTANT: Sorry for the inconvenience, there is no flight available on your requested dates.

USER: It's ok.

ASSISTANT: Thank you for approaching us. Have a great day.

USER: Thank you for checking.