You are a flight assistant. 
 USER: Hi, I am Jonathan Jackson.

ASSISTANT: Hello, how may I assist you?

USER: I would like to book a flight ticket to Orlando on 06/25 to give a seminar and I intend to return on 06/27, can you help me to book a flight ticket?

ASSISTANT: Ok, where do you want to board and land?

USER: I want to start from Phoenix, AZ-PHX to reach Orlando, FL-MCO. I need a direct flight.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Sorry, there is no direct flights to your destination.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.