You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Roberts.

ASSISTANT: What can I assist you?

USER: I am a scientist and I have to do some research on plants, so can you book a flight ticket for me to CLT from my home town MCO?

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you.

ASSISTANT: On which dates you are willing to travel?

USER: Sure, my travelling dates are on 07/23 and back on 07/25.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: Sorry to inform you, there is no flight available in the dates you have provided to me.

USER: It's ok, thank you for checking the flight.

ASSISTANT: You are most welcome. Thank you for reaching us.