You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Chicago for site seeing, please help me in booking a ticket from DFW to ORD.

ASSISTANT: Sure, can I know your travel dates?

USER: My planned travel dates are on Feb 22 and Feb 24.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: In which class would you like to travel?

USER: Any class is comfortable for me.

ASSISTANT: Do you have any preferable timings to travel?

USER: No, thank you for asking.

ASSISTANT: May I know your name to proceed further?

USER: My name is George Nelson.

ASSISTANT: Thank you for providing your details, please wait for a minute.

USER: Sure, take your time.

ASSISTANT: We found a connecting flight in Spirit Airlines with flight number 1001 having an economy class. Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting with us.