You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit the arts and crafts festival which is going to be held in Denver.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travel dates are June 02 and 04.

ASSISTANT: May I know your source airport code please?

USER: My source is from Chicago.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, I need a break in my journey.

ASSISTANT: May I know your name for the documentation purpose?

USER: Benjamin King here.

ASSISTANT: Do you have any airline preferences on your jurney?

USER: No.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: I am comfortable with any time.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: Ok, It's very sad to hear from your side. Anyways, thanks for the information.

ASSISTANT: Welcome, thank you for reaching us.