You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to travel from ATL to ORD, can you help me with that?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your trip dates?

USER: My trip dates are 02/17 ans 02/19.

ASSISTANT: May I know your name please?

USER: I am David Thomas.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I need a connecting flight which departs in evening.

ASSISTANT: Do you have any other requirements?

USER: Nothing more.

ASSISTANT: There is a flight with Delta Airlines and the ticket fare is 200. Shall I proceed for this?

USER: Yes, proceed.

ASSISTANT: David Thomas, your ticket is reserved in economy class with the flight-1020. Your depart time is 2:00 hours and again your arrival time is 0:00 hours.

USER: Thank you for your service.

ASSISTANT: Thank you very much for contacting our agency.