You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Jonathan Jones. I want to book a flight ticket from Atalanta ATL,help me in booking my flight ticket to Phoenix PHX.

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates will be June 21 to June 23.

ASSISTANT: There is a flight with connection limit 1 and fare 500, shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Your ticket is booked, flight number 1027.

USER: Thank you.

ASSISTANT: Thank you for opting us.