You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I need to visit Denver botanical gardens, can you please book the ticket from DTW to DEN?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My planned departure and return travel dates are 4th and 6th of Feb.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I prefer single connected flight to travel.

ASSISTANT: May I know your good name please?

USER: My name is Gary Lopez.

ASSISTANT: The economy class with flight number 1019 of United airline is available having fare as 100 and connection as 1, is it ok for you?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you so much for your help.

ASSISTANT: You are welcome.