You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Patrick Aleen here. I want to book a ticket from PHL to ORD to meet my parents in Chicago.

ASSISTANT: Sure, kindly mention your trip dates?

USER: I am departing on 03/03 and return on 03/05.

ASSISTANT: Do you have any connection limit?

USER: Connection limit should be 1.

ASSISTANT: Ok, wait for some.

USER: Ok.

ASSISTANT: We found Frontier airline with single connection fare of 100. Shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your help.