You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to reserve a ticket from ATL to OAK, can you help me in doing that?

ASSISTANT: Sure, may I know your name please?

USER: Joseph Brown here.

ASSISTANT: On which dates your planning to travel?

USER: My trip dates are Jan 19 to 21.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: Please ensure that my return time is afternoon.

ASSISTANT: There is a flight with single connection in Hawaiian airlines, can I proceed for booking in 1000 flight?

USER: Ok, please proceed.

ASSISTANT: Your booking is done in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.