You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you out?

USER: Can you please help me in reserving a flight ticket to SFO from LAS?

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

USER: My preferred travel dates are from Dec 04 to Dec 06.

ASSISTANT: Can I know your name please?

USER: I am Kevin Lopez.

ASSISTANT: Do you need any specifications?

USER: I need a connecting flight.

ASSISTANT: Can I know your preferences?

USER: No.

ASSISTANT: There is a flight with connection 1 and price 300, can I proceed?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching us.