You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me to book a flight ticket from EWR to ATL.

ASSISTANT: Sure, when do you want start and return on?

USER: June, 14 and June, 16 are my travel dates.

ASSISTANT: Do you need a connecting flight?

USER: I would prefer single connection.

ASSISTANT: Do you have any other specifications?

USER: I need to depart at morning time.

ASSISTANT: Can I know your good name?

USER: Anna Garcia here.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you.