You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I'm Michael Brown here, I want to travel from NY-JFK to DC-IAD to enjoy the environment of Washington.

ASSISTANT: Sure, provide me the dates when you want to travel?

USER: Sure, my dates of journey is from 11/28 to 11/30.

ASSISTANT: Ok, please give me a moment.

USER: My connections limit is 1. Sure.

ASSISTANT: Sorry, there is no flight scheduled on 11/28.

USER: That's fine.

ASSISTANT: Can I know your good name?

USER: My name is Michael Brown. Thank you for your information.

ASSISTANT: Thank you Brown for approaching us.