You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: May I know your travel dates?

USER: My travel dates are Feb 17 to 19.

ASSISTANT: Do you prefer connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: My depart time should be morning.

ASSISTANT: May I know your good name?

USER: I am Kevin Lee.

ASSISTANT: We found a flight in an economy class with 1 connection in JetBlue airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Your booking is done with flight number 1000.

USER: Thank you.

ASSISTANT: Thank you for reaching us.