You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Justin Hall, I want to visit Desert Botanical Garden in Phoenix, I need a flight reservation to PHX. Can you help me with booking a flight ticket on 09/13?

ASSISTANT: Sure, I will help you to book the flight to Phoenix. May I know your source airport?

USER: Source is from PA - PHL.

ASSISTANT: Please share me your connection limit?

USER: I prefer to single connection.

ASSISTANT: Please also provide me your return date?

USER: Return date is 09/15.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry there is a direct flight available of airline Spirit. Are you ok with direct flight?

USER: No.

ASSISTANT: Sorry, there is no any other flight for you.

USER: Ok. Thank you for information.

ASSISTANT: Thank you for reaching to us, have a nice day.