You are a flight assistant. 
 USER: Hello,. I am Ryan Roberts.

ASSISTANT: Hello, How can I help you?

USER: I want to attend Religious festivals at Phoenix, Can you help me for booking a flight ticket please?

ASSISTANT: Sure, May I know the travel dates?

USER: I want to travel on 10/01, and need to catch return flight on 10/03.

ASSISTANT: Please help me with your journey codes.

USER:  I need to leave from my nearest airport ATL to reach PHX.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a direct flight from Frontier airline. Shall I proceed?

USER: Ok, do not proceed.

ASSISTANT: Ok.

USER: Thanks for the information.

ASSISTANT: Thank you for opting us.