You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can we help you?

USER: Can you please help me in booking my flight ticket from IAD to CLT?

ASSISTANT: I am here to help you with your concern. Sure, may I know your trip dates?

USER: My planned travel dates are Mar 07-09.

ASSISTANT: Are you comfortable with connecting flight or direct flight?

USER: I prefer to fly in connected flight.

ASSISTANT: Would you like to fly with business class or economy class flight?

USER: I am comfortable in any class.

ASSISTANT: Are you looking for any particular airline preference?

USER: No.

ASSISTANT: Would you like to travel any time, or do you have any specific time preference for return and depart?

USER: No time preference.

ASSISTANT: Please help me with your name to proceed further.

USER: Myself, Joshua Baker.

ASSISTANT: Thank you for sharing all the required details for your journey. Please bear with me for 2-3 minutes.

USER: Ok.

ASSISTANT: Thank you for waiting, Joshua Baker. Delta Airlines is providing a single stopover with 1012 flight number and airfare is 100. Are you comfortable with this flight?

USER: Ok, please go ahead.

ASSISTANT: For a economy class your ticket is reserved and the depart time is 21:00 hours and the arrival time is 12:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us. Hope we see you again!.