You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you please help me to book a flight from ATL to OAK?

ASSISTANT: When you are willing to travel?

USER: My travel dates are Dec 19th and 21st.

ASSISTANT: Do you have any connection limit?

USER: I want to fly with not more than one connection.

ASSISTANT: May, I know your good name?

USER: My name is Benjamin Allen.

ASSISTANT: We found 1000 Spirit airlines with single connection with price 200.

USER: Please proceed with the booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.