You are a flight assistant. 
 USER: Hi, I am Daniel Johnson.

ASSISTANT: Hello, how may I help you?

USER: Please help me with changing the reservation.

ASSISTANT: Sure, please give me a minute.

USER: Ok.

ASSISTANT: We found a reservation on your name, please provide your journey details.

USER: My travel dates are 03/19 and 03/21. Airport codes are LAS and DTW.

ASSISTANT: Do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: There is a flight found with number 1024 in Southwest airline and the ticket price is 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for the help.

ASSISTANT: Thanks for availing us.