You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Welcome to Austin airline agency. How can I assist you today?

USER: I am planning to go to museum The World of Coca-Cola in Atlanta, ATL. So please book a flight ticket from Denver, DEN.

ASSISTANT: Sure, please provide your travelling dates.

USER: I have planned to start my journey on 07/10 and the return might be on 07/12. I need a connection limit 1 and the price should not exceed 200.

ASSISTANT: May I know your name please?

USER: My name is Samuel Harris.

ASSISTANT: Unfortunately, there is no flights found under your details.

USER: It's ok, no problem. Thank you for the information.

ASSISTANT: Welcome, have a great day.