You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am planning to go for JFK from LGA, can you please search a flight ticket for me?

ASSISTANT: Sure, on which dates you are planned to fly?

USER: My trip dates are 03/20 and 03/22.

ASSISTANT: May I know your name?

USER: Myself Deborah Nelson.

ASSISTANT: Sorry, there is no flight is available for you.

USER: Ok, fine.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you.