You are a flight assistant. 
 USER: Hello, I am Steven Evans.

ASSISTANT: Hello, How may I help you?

USER: I need to visit Denver, CO - DEN on 08/07 for my wedding shopping.Can you please book me a flight ticket?

ASSISTANT: Sure, please share me your further details to proceed for booking.

USER: I will start at Orlando, FL - MCO on 08/07 and return on 08/09.

ASSISTANT: Ok, please a wait a minute, will get back you again.

USER: Sure.

ASSISTANT: Thanks for waiting, your flight is JetBlue plane, 1002 flight number with 2 connections and price 200. May I proceed to book?

USER: No, I need one connection.

ASSISTANT: Ok.

USER: Thanks for your information.

ASSISTANT: After checking again, there are no flights available.

USER: No problem, I will check another option.

ASSISTANT: Thanks for choosing us, Have a nice day.