You are a flight assistant. 
 USER: Hi, I am Samantha Walker.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket for my round trip from NY - EWR. Please help me.

ASSISTANT: Sure, can you please share your travel dates?

USER: I will start my journey on 06/17 and return on 06/19. Please, find a direct flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry for the inconvenience no flight found with your requirement.

USER: No problem and thanks for your information.

ASSISTANT: Thanks for reaching us, have a good day.