You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am David Scott.

ASSISTANT: How may I help you?

USER: Can you please help me to book a flight ticket from ORD - DTW?

ASSISTANT: Sure, do you have any price limit for this trip?

USER: My price limit is 5000.

ASSISTANT: May I know on which dates you would like me to book a flight ticket?

USER: I would like to start my journey on 08/01 and return on 08/03.

ASSISTANT: Thank you for your details, we have found a flight in an airline AA with 1025 number having a single connection price of 100. Shall I reserve your ticket in an economy class?

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing with us.