You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me to book a flight ticket from PHX to MCO?

ASSISTANT: Sure, can you please share your travel dates?

USER: My planned travel dates are Jan, 14 and Jan, 16.

ASSISTANT: Do you have any connection limit?

USER: I need single connection.

ASSISTANT: May I know your airline preference? Do you have any other requirements?

USER: I want to travel in normal cost airlines only.

ASSISTANT: May I know your name?

USER: My name is Mary Hill.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.