You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit San Francisco, will you help me in booking the flight ticket from BOS to SFO?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My preferable journey dates are Nov 25 and Nov 27.

ASSISTANT: Please help me with your name for booking.

USER: Myself Lisa Harris.

ASSISTANT: Do you have any other specifications?

USER: I need a flight with single connection.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 500 with flight number 1010. Shall I proceed with this flight?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.