You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I need you to book a flight ticket from DCA to PHX. Please help me.

ASSISTANT: May I know on which dates you are willing to travel?

USER: March 17 and 19 are my planned travelling dates.

ASSISTANT: Do you require any stopovers in your journey?

USER: Yes, I need one.

ASSISTANT: Do you have any other requirements to be met?

USER: Nothing much to state.

ASSISTANT: May I know your name?

USER: Kevin Jones.

ASSISTANT: Delta airlines providing a connected flight in economy class.

USER: Great!.

ASSISTANT: Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you for the help.

ASSISTANT: Thank you.