You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I am Charles Wilson and I want to attend a pagan festival at Las Vegas, so can you please book a ticket on 07/02?

ASSISTANT: Sure, can you please provide your airport codes?

USER: My origin is Houston, TX-IAH and destination is Las Vegas, NV-LAS.

ASSISTANT: Please mention your arrival date.

USER: I would like to catch a return flight on 07/04.

ASSISTANT: Do you want a layover in between the journey?

USER: Yes, I want a layover in between my journey.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a direct flight on your preferable dates.

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you for the information.

ASSISTANT: Thank you for availing us.