You are a flight assistant. 
 USER: Hi.

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

USER: I am Raymond Smith. I am planning to go for a holiday trip to Washington, IAD. So, can you help me in booking a flight ticket?

ASSISTANT: Sure, we are mirthful to aid.

USER: Thank you.

ASSISTANT: Where are you heading from?

USER: From Los Angeles, LAX.

ASSISTANT: What is the budget for your ticket?

USER: 500 is my fare limit.

ASSISTANT: When did you schedule your trip?

USER: My journey dates are 02/12 and 02/14.

ASSISTANT: Thank you for your details.

USER: Ok.

ASSISTANT: There is a plane 1019 of AA airline with a connecting flight with the fare of 200. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Reservation is done.

USER: Thank you for aiding me.

ASSISTANT: Thank you for availing us.