You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please book a ticket from ATL to MSP to go for Science festival?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Apr 7 and Apr 9.

ASSISTANT: On which name shall I reserve flight ticket?

USER: I am Gregory Perez.

ASSISTANT: Do you need any specifications?

USER: I would like to fly in single connected flight.

ASSISTANT: Please hold a moment.

USER: Please make sure that my depart time is afternoon.

ASSISTANT: Sure. There is a flight with one connection and the price is 100 in Hawaiian Airlines, can I proceed with the reservation?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1001.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.