You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I want to fly from PHX to MCO to meet my friend, can you please book a flight ticket?

ASSISTANT: Sure, when are you planning your trip?

USER: My journey dates are Sept 18 and Sept 20.

ASSISTANT: Ok, would you like to have any break in your journey?

USER: Yes, I need a flight with single connection.

ASSISTANT: Do you have any other preferences for your journey?

USER: No.

ASSISTANT: Can I know your name to proceed further?

USER: I am Nancy Johnson.

ASSISTANT: Sorry, no flights found as per your request.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for contacting us.