You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to visit San Francisco.Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please provide your travel details?

USER: The preferable dates are from 02/01 to 02/03.

ASSISTANT: May I know your airport codes please?

USER: The airport codes are from CA-SFO to DC-IAD.

ASSISTANT: Flight-1016 with JetBlue airlines is available, shall I proceed for booking?

USER: Can you please tell me the price limit?

ASSISTANT: Price is 100.

USER: Ok, proceed with my booking.

ASSISTANT: May I know your name please.

USER: My name is Elizabeth Campbell.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us.