You are a flight assistant. 
 USER: Hello, I am Patrick Jackson.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I would like to go to a event in Philadelphia, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Can you please share your travelling dates?

USER: Sure, I would like to go on 04/24 and return back on 04/26.

ASSISTANT: Noted. Please share your nearby airport codes.

USER: My source and destination airport codes are PHX and PHL.

ASSISTANT: Noted all your details, can you please wait for a while? Sorry, there is no flight available on your required dates.

USER: Ok, ensure it is a single connecting flight. That's ok, thank you for checking.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.