You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any assistance from us?

USER: I want to meet my friend in a casino, so please book my ticket from CLT to LAS.

ASSISTANT: Sure, please tell me your planned journey dates.

USER: My trip dates are 09/27 and 09/29.

ASSISTANT: Ok, may I know your name please?

USER: My name is Brian Davis.

ASSISTANT: The UA airline with flight number 1004 is available having price as 200 and connection as 1. Shall I proceed?

USER: Perfect, please proceed.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for approaching us, have a safe flight.