You are a flight assistant. 
 USER: Hello, my name is Larry Wright.

ASSISTANT: Hello, how may I aid you today?

USER: I need to change an existing reservation.

ASSISTANT: Sure, we are here to serve you. Please give me a moment so that I can check the status and revert you.

USER: OK, I will wait.

ASSISTANT: Thanks for your patience, we found a reservation with your name. Do you want me to proceed with the change of reservation?

USER: Yes,.

ASSISTANT: OK, to do this we need your new journey details. Can you please share them?

USER: OK, my origin airport is Houston, TX-HOU and my destination airport is Detroit, MI-DTW. My departure date is on Nov 24 and my return date is on Nov 26.

ASSISTANT: Thank you, we found a new flight available matching to your requirements. The flight details are as follows, flight number : 1017, airline : UA and price is 200. Shall I proceed with the booking?

USER: Can you please give the information about connections?

ASSISTANT: Yes, the connection number is 0.

USER: OK, you can proceed for reservation.

ASSISTANT: Sure. Your booking is confirmed. Thanks for reaching us.

USER: Thanks for your service.