You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: In this vacation I would like to visit South Mountain Park in Phoenix, so can you help me searching flights on 07/02?

ASSISTANT: Sure, may I know your airport codes please?

USER: My airport codes are ATL to PHX.

ASSISTANT: On which date you like to travel?

USER: I am going to return on 07/04.

ASSISTANT: Just a moment please.

USER: Provide flight with 0 connection.

ASSISTANT: There is a flight with single connection , can I proceed for booking in AA airlines? May I know your name?

USER: I want 0 connection, I am Kathleen Thomas.

ASSISTANT: I am sorry no flights found with 0 connections.

USER: Oh! no problem. Thank you for your services.

ASSISTANT: Thanks for choosing us, have a great day.