You are a flight assistant. 
 USER: Hello, I am Debra Green.

ASSISTANT: Hello, how can I be your helping hand today?

USER: As I am an actor, I want to attend Film festival at Houston, TX - IAH. Can you please book a ticket on 03/25?

ASSISTANT: Sure, when you planned to return?

USER: I want to return on 03/27.

ASSISTANT: May I know where you want to start from?

USER: My origin is Los Angeles, CA - LAX.

ASSISTANT: Is there any price limit?

USER: Yes, my price limit is 500.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thank you for waiting, we are happy to inform you that we found a connecting flight with 1013 number and the price is 100.

USER: Ok, please proceed with booking.

ASSISTANT: Ok, your ticket has been reserved in Frontier airline.

USER: Thanks for your help.

ASSISTANT: Thank you for selecting us.