You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am Joshua Lopez, can you help me with booking from DTW?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: Ok, my trip dates are from 04/06 and 04/08.

ASSISTANT: Can you help me with your destination airport code?

USER: Ok, my destination is PHL.

ASSISTANT: Please wait for a moment.

USER: Take your own time.

ASSISTANT: We found 1024 Southwest airlines with single connection with price 800. Shall I proceed with the booking?

USER: Price should not exceed than 200.

ASSISTANT: Sorry, due to high demand we are running with high price.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for reaching us.