You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my flight ticket from DFW to PHX?

ASSISTANT: Sure, please share your planned trip dates?

USER: My trip dates Dec 11 and Dec 13.

ASSISTANT: Let me know your connection limit?

USER: I need single connection flight.

ASSISTANT: Any other preferences?

USER: I need my return ticket at morning time.

ASSISTANT: Can I have your name please?

USER: Myself Christopher Young.

ASSISTANT: Delta Airline flight 1019 available with connection and fare is 200, shall I confirm this economy class flight?

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.