You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Myself Jack Hall from Phoenix. I would like to visit Chicago next week. Can you please book a flight ticket for me?

ASSISTANT: May I know your desired travel dates please?

USER: Thank you for your positive response, I want to take off on 02/28 and please confirm my return ticket also on 03/01.

ASSISTANT: Please share your preferred airport codes.

USER: I would like to fly from PHX and destination airport is ORD.

ASSISTANT: Please wait a while.

USER: Ok, take your time.

ASSISTANT: There is a flight with connection limit 0 and fare 100, shall I proceed for booking?

USER: But I want 1 connection limit. Can you please check once again?

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: Oh! It's ok no problem, I will contact another airline agency.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.