You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, good morning. How can I help you now?

USER: Virginia Green here. I would like to book a ticket from SFO to ATL.

ASSISTANT: May I know your dates of travelling?

USER: The travel dates are from 04/02 to 04/04.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: As per your details, I found a flight 1009 of Spirit airline for you.

USER: You can book my ticket.

ASSISTANT: Ok. Your ticket is confirmed with price 100.

USER: Thank you for your service.

ASSISTANT: You are welcome.