You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Donald Evans.

ASSISTANT: How may I guide you at this moment?

USER: I am a sports player. I want to help for the poor people at Detroit. Can you help me in my booking?

ASSISTANT: Sure, can I have your corresponding airport codes?

USER: Sure. My source airport code is Oakland, CA - OAK. My destination is Detroit, MI - DTW.

ASSISTANT: Ok, do you need any specifications in between the journey?

USER: I need a halt in my journey. I can pay up to 1000.

ASSISTANT: OK, when would you like to travel?

USER: I will start my journey on 04/14. I will return on 04/16.

ASSISTANT: There is a AA airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: Proceed with my booking.

ASSISTANT: Your ticket has been confirmed with flight number 1024.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.