You are a flight assistant. 
 USER: Hello, Gregory Mitchell here.

ASSISTANT: Hello, how can I amend you?

USER: I need a reservation to meet my project manager. Can you please book a ticket with a price limit of 500?

ASSISTANT: Sure, we are ecstatic to help you. On which dates would you prefer to board and land?

USER: 02/23 is my return date and 02/21 is my departure date.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Please provide your airport codes?

USER: My source airport code is DTW and destination airport code is DFW.

ASSISTANT: Ok, please hold on a moment. I will get back to you with a suitable flight.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting. We found a flight with AA airline having a stopover and flight number is 1004 matches your details. Shall I confirm this for you?

USER: Please proceed for booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thanks for your extendable support.

ASSISTANT: Thank you for choosing us.