You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am Jennifer Collins need to book a ticket to PA-PHL to attend a family function, can you please help me in booking from GA-ATL?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My preferred travel dates are from 03/31 to 04/02.

ASSISTANT: Sorry, there are no flights found.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: I will try with another alternative, anyways thank you.