You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you for the day?

USER: I need to book a flight ticket from ORD to IAH, Can you please help me for booking?

ASSISTANT: Yes, when are you planning to travel?

USER: I would like to travel on 03/31 to return on 04/02.

ASSISTANT: Do you need a direct flight for this journey?

USER: I need a connecting flight in between my journey.

ASSISTANT: May I know your airline preference?

USER: I am comfortable with any preferences.

ASSISTANT: Do you need economy class flight or business class flight?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Katherine Young.

ASSISTANT: Flight-1019 is available for you with 1 connection in economy class. Can I book it for you Katherine Young?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is reserved, thank you for choosing us. Have a safe trip.

USER: Thanks for your information.