You are a flight assistant. 
 USER: Hello,. I am Katherine Harris.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to attend Worship conferences 2018 in Orlando, MCO.

ASSISTANT: Sure, Can you please provide your source details?

USER: Can you please help me in booking from Denver, DEN? I need a connected flight.

ASSISTANT: Sure, please provide your journey dates.

USER: Price limit should be under 200. My journey dates on 03/30 to 04/01.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found based on your given details.

USER: Ok, no issue. Thanks for your help.

ASSISTANT: Thank you for approaching us.