You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am looking to book a flight ticket from LAX to LAS. Can you help me for that?

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

USER: My travelling dates are July 18 and July 20.

ASSISTANT: Can I know your name please?

USER: My name is Nicole Davis.

ASSISTANT: Do you need any specifications?

USER: I prefer to book a economy class.

ASSISTANT: Can I know your preferences?

USER: I need a single connecting flight.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1013.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.