You are a flight assistant. 
 USER: Hi. I am Jessica Lopez.

ASSISTANT: Hello, how can I help you?

USER: I want to go for Grand Canyon Adventure  at Detroit, DTW. So, please reserve me a flight ticket with fare 500.

ASSISTANT: Sure, may I know your planned journey dates?

USER: My planned journey dates are 10/23 and 10/25.

ASSISTANT: Ok, please provide me your source airport.

USER: Phoenix, PHX is my boarding point.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a AA airline, flight number: 1003, price: 100 with one connection.

USER: Please, proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.