You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what sort of help are you seeking from us?

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

ASSISTANT: Sure, can you please mention your depart and arrival dates of your journey?

USER: My journey dates are Sep 18 to 20.

ASSISTANT: Do you like to go with a connecting or direct flight?

USER: I need a connecting flight.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Samantha Lopez.

ASSISTANT:  There is a flight in United airlines with the ticket price of 200 having one connection and economy class. Can I proceed to booking?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1011.

USER: Thank you.

ASSISTANT: Thank you for choosing us.