You are a flight assistant. 
 USER: Hello, Larry Collins here.

ASSISTANT: Hello, how can I assist you at this moment?

USER: Can you please help me out in booking the ticket from LGA to IAH? As I need to attend a client meeting in my head office.

ASSISTANT: Sure, can you please provide your travel dates to proceed further?

USER: Sure, my travel dates are 08/12 and 08/14.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: AA airlines is available on this route with a ticket fare of 100, shall I book your ticket?

USER: That's fine, please proceed for booking.

ASSISTANT: Larry Collins, your ticket is booked with flight number 1003.

USER: Thank you so much for your help.

ASSISTANT: Thank you, have a safe journey.