You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Paul Allen. I need to book a ticket from ATL to PHX, can you help me?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are Aug 17 to Aug 19.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a connecting flight in Delta airline with price 100, can I book it?

USER: Please, proceed.

ASSISTANT: Your ticket has been booked with flight number 1012.

USER: Thank you.

ASSISTANT: Thank you for approaching us.