You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am looking for a flight from DTW to DEN, can you please help me in booking?

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are Feb 10 and Feb 12.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any preference?

USER: No, thanks for asking.

ASSISTANT: Let me know your name.

USER: My name is Ashley Collins.

ASSISTANT: Found flight with Delta airlines for price 100.

USER: Please proceed.

ASSISTANT: Your ticket is booked in an economy class having flight number 1018.

USER: Thank you for booking.

ASSISTANT: Thank you.