You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Rebecca Garcia. I want to book a flight ticket from DTW to ORD. Could you help me in booking?

ASSISTANT: Sure, I am very happy to help you in booking, may I know your preferable dates?

USER: My travelling dates are from June,06 to June,08.

ASSISTANT: How much you can afford for this ticket?

USER: I can spend 5000 for this trip.

ASSISTANT: Please wait for some time.

USER: Ok.

ASSISTANT: There is a flight with Delta airline having one connection and airfare is 100. Can I proceed with the booking?

USER: Yes, please proceed.

ASSISTANT: Your ticket is confirmed with the flight number 1021.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.