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

ASSISTANT: Hello. Good morning Cynthia. How can I assist you today?

USER: I'm planning to visit automobile industry at Detroit, can you please book me a ticket?

ASSISTANT: Sure, I am here to help you with booking. Can I have your travel dates please?

USER: My preferable journey dates are from 09/24 to 09/26.

ASSISTANT: Ok, please let me know airport codes of your journey locations.

USER: My origin airport code is PHL and destination airport code is DTW.

ASSISTANT: Ok, please give me a moment to check flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting. Happy to inform you that AA airlines is providing a flight in your route with connection 1, is it ok for you?

USER: Please proceed with my ticket booking process.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us, have a good day.