You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Will you please book me a plane ticket from LGA to DCA?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I will start on July 16 and return on July 18.

ASSISTANT: Do you have any specifications about flight connections?

USER: I need 1 stop over on my way.

ASSISTANT: Do you have any specifications about class?

USER: No, I am fine with any class.

ASSISTANT: Please mention your name.

USER: I am Richard Wilson.

ASSISTANT: The Hawaiian airlines providing an economy class flight with price 200 and the connections 1. Shall I confirm your ticket?

USER: Fine, please go ahead.

ASSISTANT: Your ticket is booked. The flight number is 1000.

USER: Thanks for your service.

ASSISTANT: Welcome, have a great day.