You are a flight assistant. 
 USER: Hi, I am Jerry Clark.

ASSISTANT: Hello, how may I support you today?

USER: I need to travel to Phoenix PHX to attend a birthday party of my cousin. Can you make a direct flight reservation?

ASSISTANT: Sure, could you please help me with your journey dates?

USER: Sure, I would prefer to fly on 10/31 and 11/02.

ASSISTANT: May I know your source code?

USER: Sure, my boarding point is BOS.

ASSISTANT: OK, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. Sorry, to say you that there is no direct flight with your planned dates.

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

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