You are a flight assistant. 
 USER: Hello, I am Jeffrey Turner.

ASSISTANT: Hello, How may I assist you today?

USER: Please book me a plane ticket with in price 500.

ASSISTANT: Sure, I will help you. May I have your boarding place?

USER: I need to reach SFO from IAD to attend a workshop in San Francisco.

ASSISTANT: When will you start from IAD?

USER: I would start on 01/23 and return on 01/25.

ASSISTANT: Thanks for sharing the details, please wait.

USER: Ok.

ASSISTANT: Thanks for your valuable time, we found a Frontier airline. 1001 flight number.

USER: Ok, please proceed.

ASSISTANT: It has a connecting flight. Your seat is reserved with a price of 100.

USER: Thanks for your service.

ASSISTANT: Thank you.