You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you today?

USER: I am planning to visit a science exhibition at Detroit,can you please book a ticket?

ASSISTANT: Sure, I will help you. Can you provide me your travelling dates and airport codes?

USER: My travel dates are from 08/02 to 08/04. My airport codes are from DFW  to DTW.

ASSISTANT: Ok, Let me know your name?

USER: Sure, I am Matthew Lopez.

ASSISTANT: Ok, Matthew Lopez hold on.

USER: Ok.

ASSISTANT: Thanks for being patient, There is a plane 1011  Delta airline with a connecting flight and charge is 100. Shall I proceed with booking?

USER: You can go ahead with booking.

ASSISTANT: Ticket has been reserved with your name. Thank you for choosing us. Have a great day.

USER: Thank you for your service.