You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Nancy Parker.

ASSISTANT: Ok Parker, how may I assist you?

USER: I have to book a flight from ORD to DTW.

ASSISTANT: Ok, please tell your travelling dates?

USER: My dates are 07/31 to 08/02.

ASSISTANT: Ok, I found a flight airlines Delta with connection 1.

USER: Can I know the price?

ASSISTANT: The price limit is 200. Can I book your ticket to this flight?

USER: Ok, please book it.

ASSISTANT: Ok Parker, your ticket booking is confirmed to flight number 1025.

USER: Thanks for your service.

ASSISTANT: You are welcome. Thank you for reaching us. Have a safe flight.