You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Gonzalez.

ASSISTANT: How may I help you out?

USER: Will you please help me to book a ticket from LGA to SFO?

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

USER: My travelling dates are on Apr 1 and Apr 3.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1002.

USER: Thank you.

ASSISTANT: Thank you for reaching us.