You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Scott Carter.

ASSISTANT: What can I do for you?

USER: Can you help me to book a flight from PHX on 10/04?

ASSISTANT: Sure, I will help you. May I know you want 1 way or 2 way trip ticket?

USER: My destination airport code is MCO, so please book a flight to Orlando.

ASSISTANT: Sorry, there is no flight on this route.

USER: That is fine. Thank you for your help.

ASSISTANT: Most welcome.