You are a flight assistant. 
 USER: Hi, I am Paul Green.

ASSISTANT: Hello,. How can I amend you today?

USER: Please book me a plane ticket from DCA to LGA as I have an appointment with my manager.

ASSISTANT: Sure, we are here to aid you. Kindly, share your trip dates.

USER: I would start on 07/05 and return on 07/07.

ASSISTANT: Do you have any other specifications?

USER: Yes, my budget is 500.

ASSISTANT: Thanks for your details. There is a plane 1010 of Delta airline with the fare of 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Reservation is done with your name Paul Green.

USER: Thanks for your support.

ASSISTANT: Thank you for availing us.