You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me in doing a reservation from IAD to CLT?

ASSISTANT: Sure, I am here to help you. Can you please let me know your travelling dates?

USER: My journey dates are Aug 18 to 20.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Samuel Walker.

ASSISTANT: United Airlines is providing direct flight with the ticket fare of 100 and depart time is 21:00 hours, arrival time is 17:00 hours. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1024.

USER: Thank you.

ASSISTANT: Thank you for choosing us.