You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Jennifer Carter. I need a flight ticket to go to my hometown city that is Chicago. Can you please search a flight for me from Phoenix?

ASSISTANT: Sure, may I know your airport codes?

USER: Thank you. My source and destination airport codes are PHX and ORD.

ASSISTANT: Can you please provide your dates of travelling?

USER: The planned dates of my journey are 11/29 and 12/01.

ASSISTANT: Delta airlines is providing you a flight with 1 connection limit and fare is 100, shall I proceed with booking?

USER: Can you please search a flight which is having a connection limit 0?

ASSISTANT: Ok. Sorry Carter, there are no direct flights in your route.

USER: It's ok, not an issue with that. I will choose some other source to travel.  Anyways thanks a lot for searching the flight for me.

ASSISTANT: Welcome, thank you for approaching us.

USER: You are most welcome.