You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend a Tennis competition in Detroit DTW from HOU. Can you find a flight ticket for me?

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

USER: Ok, my journey dates are on Aug 13 and return on Aug 15.

ASSISTANT: Do you have any class preference?

USER: No.

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

USER: Yes, I need a single connecting flight.

ASSISTANT: Do you have any particular time for departing and returning?

USER: No. I don't have any timings.

ASSISTANT: May I know your good name please?

USER: Yes, I am Melissa Miller.

ASSISTANT: We found American airline with economy class and flight number is 1012 with arrival time is 15.00 hours and departure time is 11.00 hours.Shall I proceed for booking?

USER: Ok, you can proceed with the ticket booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: You are welcome.