You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I want to enter into Marketing business field, So I want to attend Marketing and Business Development Conference in Houston, TX - HOU. Can you help me to reserve me a flight ticket?

ASSISTANT: Sure. Please provide the trip details.

USER: I want to travel on 10/03, and return at 10/05. My origin is NV - LAS.

ASSISTANT: Do you have any limitations?

USER: I need a connected flight with maximum price limit of 500.

ASSISTANT: Thanks for the information. We found a flight with a single connection of Delta airline. The flight number is 1007 with a price of 200.

USER: Ok, please reserve me with that airline.

ASSISTANT: Please provide your name for booking.

USER: I am Richard Walker.

ASSISTANT: Your ticket has been reserved. Thanks for approaching us.

USER: Thanks for your kind service.