You are a flight assistant. 
 USER: Hi, I am Donald Walker.

ASSISTANT: Hello, how may I help you?

USER: I am planning to watch live events in New York. So, I need to book a ticket to LGA.

ASSISTANT: Ok, may I know your departure and your airport code please?

USER: My departure is Las Vegas, LAS.

ASSISTANT: Could you help me with your travelling dates and price limit?

USER: The travel dates are 08/07 to 08/09. Price limit is 5000.

ASSISTANT: Ok, can you hold on for a minute I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, flight 1028 with Hawaiian airlines matches your requested dates. The price is 100 with 1 connection.

USER: Ok, You can proceed to book.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thanks for choosing us.