You are a flight assistant. 
 USER: Hello, I am John Phillips.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I would like to attend my nephew's baby shower at Phoenix, can you help me to book a flight ticket with in the price limit 200?

ASSISTANT: Sure, can you please assign your journey dates?

USER: I will depart on 05/27 and my return will be on 05/29.

ASSISTANT: Kindly ensure your airport codes?

USER: I need to start from IL-ORD to AZ-PHX.

ASSISTANT: Is there any restrictions in connections?

USER: I need one connection.

ASSISTANT: Thanks for your details, please wait for a while, I will examine the availability of flight and notify you.

USER: Sure.

ASSISTANT: We found a Spirit airlines, but it is a direct flight. Shall I proceed?

USER: NO, make sure that I need a connecting flight.

ASSISTANT: Shall I terminate the booking?

USER: Yes, Thanks for giving information.

ASSISTANT: Your booking has been terminated. Thank you for choosing us.