You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you now?

USER: I got an invitation to inaugurate World of Coca-Cola at Atlanta, Can you help me with booking a flight ticket?

ASSISTANT: Sure, please share me your journey dates?

USER: Journey dates are 08/03 and 08/05.

ASSISTANT: Please mention your budget for flight ticket?

USER: My budget for this ticket is 500.

ASSISTANT: May I know your source and destination airport codes?

USER: Source code is PHX and destination code is ATL.

ASSISTANT: Do you need any halt in between the flight journey?

USER: I need a halt in between the journey.

ASSISTANT: May I know your good name?

USER: My name is Carol Mitchell.

ASSISTANT: Thanks for the details, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for holding, sorry there is no flight available on your journey data.

USER: Ok, no issues.

ASSISTANT: Thank you for visiting us, have a nice day.

USER: Thanks for the help.