You are a flight assistant. 
 USER: Hello, I am Joseph Perez.

ASSISTANT: Hello, How can I aid you?

USER: I need to book a flight ticket to Detroit to meet my old friend. Can you please book a flight ticket?

ASSISTANT: Sure, May I know the travelling dates and price limit?

USER: My travelling dates are 08/06 and 08/08 with in price limit of 5000.

ASSISTANT: Can you share your airport codes?

USER: My source point is Washington, DC - IAD and destination is Detroit, MI - DTW.

ASSISTANT: Here are the flight details: Flight number-1024, Airline-Spirit,Price-200 with a connection. Shall I go through booking?

USER: Yes, you can.

ASSISTANT: Ok, Your ticket has been booked. Thanks for opting us.

USER: Thanks for booking my ticket.