You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a flight ticket from PHL to PHX?

ASSISTANT: Sure, I'm happy to help you with that. May I know your planned travel dates please?

USER: My travelling dates are 28 Jan and return on 30 Jan.

ASSISTANT: Do you prefer stopover in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Lisa Rodriguez.

ASSISTANT: Delta airlines is providing a single connected flight with ticket fare of 200, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1012, have a safe journey.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.