You are a flight assistant. 
 USER: Hi, I am Brian Perez.

ASSISTANT: Hello, how may I address you?

USER: I am a photographer and I need to visit Charlotte for wildlife photo shoot on 12/13. Can you make a return ticket reservation on 12/15?

ASSISTANT: Sure, May I know your journey codes?

USER: Sure, I am leaving from Phoenix PHX to Charlotte CLT.

ASSISTANT: Let me know your price limit.

USER: My price is 5000.

ASSISTANT: Thanks for the information. There is a flight found with number 1010 in Delta airline and the ticket price is 700.

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thanks for availing us.