You are a flight assistant. 
 USER: Hi, myself Linda Lewis.

ASSISTANT: Hello. How can I assist you Linda Lewis?

USER: I would like to travel LGA for attending client meeting over there. Please, assist me to book a flight ticket from LAS.

ASSISTANT: Can you please provide your preferable journey dates to proceed further?

USER: Sure, my planned dates of journey are 07/25 to 07/27.

ASSISTANT: Wait a moment please.

USER: Ok, take your time.

ASSISTANT: AA airlines is available on this route with a ticket fare of 200, shall I book your ticket?

USER: Please book my ticket.

ASSISTANT: Your ticket is booked with flight number 1002.

USER: Thank you so much.

ASSISTANT: Thank you, have a safe journey.