You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: As I am an actor, I want to attend Film festival at Chicago, IL - ORD.

ASSISTANT: Ok.

USER: Can you please book a ticket from Houston, TX - HOU?

ASSISTANT: Sure. May I know your travelling dates?

USER: I will depart on 04/24 and return on 04/26.

ASSISTANT: Do you have any preferences?

USER: Yes, I need a halt.

ASSISTANT: There is a flight 1008 in UA airline and price 100 with a connection. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is done.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Sure, I am Elizabeth Johnson.

ASSISTANT: Thank you.