You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I assist you today?

USER: On 03/27 I want to start my journey to Phoenix, PHX to visit butterfly wonderland to do Photo shoot.

ASSISTANT: Ok.

USER: Could you assist me booking my flight ticket with the fare of 200?

ASSISTANT: Sure, I will help you with booking a ticket within your price range. Could you please help me with your corresponding airport codes?

USER: New York, JFK is my source code. I need a halt in between my journey.

ASSISTANT: Ok, may I know your return date?

USER: I will return on 03/29.

ASSISTANT: Sorry, no flights are available on your requested  journey dates.

USER: Ok, no issues.

ASSISTANT: May I know your good name?

USER: Thank you for prompt service.

ASSISTANT: Thank you for approaching us.

USER: I am Amy Evans. Thank you.