You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I'm Justin Jackson, and I just want to travel from LGA to IAD. Can you please help to book a ticket?

ASSISTANT: Sure, can I know the dates of travel?

USER: My dates of travel is from 05/10 to 05/12. Please make sure that the price limit is 1000 and connections limit is 1.

ASSISTANT: Flight 1000 of AA airlines matches with your preferences, can I book the ticket?

USER: Ok, please book it for me. Thank you, for your help.

ASSISTANT: Justin, your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.