You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: As I am an actor, I want to attend Film festival at Las Vegas, NV - LAS. Can you please help me for booking a ticket on 06/21?

ASSISTANT: Sure, let me know your return date.

USER: I intend to return on 06/23.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: Ok, From where do you want to board?

USER: I want to start from Denver, CO - DEN.

ASSISTANT: To proceed further, may I know your name?

USER: Sure, I am Eric Smith.

ASSISTANT: Thanks for your details, we found a flight in 1011 UA airline with a fare of 100. Can I proceed?

USER: Sure, please proceed.

ASSISTANT: Sure, your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.