You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend my cousin's wedding anniversary, I want to book a ticket. Please help me out.

ASSISTANT: Sure, please provide me journey airport codes.

USER: My source airport code is IAH and my destination airport code is LAS.

ASSISTANT: May I know your planned journey dates for enhanced search?

USER: I would like to travel on 05/24 and return back on 05/26.

ASSISTANT: May I know your name to proceed further?

USER: My name is Kevin Lee.

ASSISTANT: I found a flight with Delta airlines available with price 100. Shall I continue booking your ticket?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is confirmed with flight 1008. You will get a confirmation mail from our agency.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing our services, hope you visit us again.

USER: Sure, you are welcome.