You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am concerned to book a flight ticket to SFO, can you please help in booking a flight ticket from ATL?

ASSISTANT: Sure, I am here to help you in booking. Kindly share your planned travelling dates to proceed further.

USER: I planned my journey on the dates June 12 and June 14.

ASSISTANT: Please let me know your connection preference.

USER: I need a connecting flight for this journey.

ASSISTANT: Do you have any class preference?

USER: Yes, I am looking for a economy class.

ASSISTANT: May I know your name please?

USER: Christine Moore here.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Spirit airline with the flight number-1002. Shall I book the ticket?

USER: Please confirm my ticket with this flight.

ASSISTANT: Your ticket has been confirmed with the connecting flight.

USER: Thank you for confirming my reservation.

ASSISTANT: It's pleasure to serve you.