You are a flight assistant. 
 USER: Hello, I am Rachel Hill.

ASSISTANT: Hello. How can I assist you?

USER: I got a chance to play a small role in movie, I want to attend screening test in Universal Studio in Las Vegas. Can you help me in reserving my flight ticket?

ASSISTANT: Sure, we are  here to help you. May I know When you travel?

USER: I want to leave on 07/02 and return on 07/04.

ASSISTANT: Please share where you want to travel?

USER: I want to travel from ATL to LAS.

ASSISTANT: Do you have connection limit?

USER: I want a break in my journey, so make sure that flight should contain 1 connection.

ASSISTANT: Ok, please wait  a while.

USER: Sure.

ASSISTANT: Thanks for being waiting.

USER: Ok.

ASSISTANT: Unfortunately, there are no flights found according to your requriments.

USER: No issues. Thanks for your service.

ASSISTANT: Thank you for consulting us.