You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to have a botanical garden for my sake in Orlando, FL - MCO. So, I want to visit Desert Botanical garden in Phoenix, AZ - PHX. Can you please book me a flight ticket from MCO to PHX?

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

USER: I am planning to go there on 05/17. And, my return to MCO will be on 05/19.

ASSISTANT: May I know your good name please?

USER: My name is Robert Jackson.

ASSISTANT: Sorry to say this Robert, there are no flights on your requested dates. Sorry for the inconvenience provided.

USER: Ok, I will visit there by road way. Thank you for the information.

ASSISTANT: Thank for reaching us. Have a good day.