You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a flight ticket from ATL to attend a robotic workshop at EWR, can you help me to book a flight ticket?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Yes, my travelling dates are May 31 and June 02.

ASSISTANT: Do you require any stopovers in your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Would you let us know if you have any other preferences?

USER: I don't have any other specifications.

ASSISTANT: Please share your name.

USER: Sure, my name is Karen Roberts.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thanks for reaching us.