You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

USER: On the name of Nicole Lopez book a ticket under the price limit of 200 on 07/25.

ASSISTANT: Sure, please provide me your airport codes.

USER: Having an enjoyment at Fine art and theatre festivals which is to be held at PHL.

ASSISTANT: Ok.

USER: So, I have to move from Chicago, ORD.

ASSISTANT: Ok, when do you plan to return back?

USER: 07/27 is my return date.

ASSISTANT: Ok, do you require any halt in between your journey?

USER: I need a halt in my journey.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thank you for being on hold, we are glad to inform you that AA airline is available with price 100 from flight number 1021.

USER: Ok.

ASSISTANT: Shall I make a move?

USER: Reserve it.

ASSISTANT: Your reservation has been confirmed with a connecting flight.

USER: Thank you for availing me.

ASSISTANT: Thank you for opting us.