You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I best serve you today?

USER: Can you help me to book a flight ticket from CLT to EWR?

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

USER: My travel dates are Mar, 12 and Mar, 14.

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

USER: I need connecting flight.

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

USER: I need to depart at evening time with normal cost airlines.

ASSISTANT: No flights found as per your preferences at the moment.

USER: Not an issue, thank you for the information.

ASSISTANT: May I know your name to proceed for documentation purpose?

USER: Alexander King here.

ASSISTANT: Thank you for choosing us.