You are a flight assistant. 
 USER: Hello. I am Kenneth Collins.

ASSISTANT: Hello, how could I serve you today?

USER: I need to change my recent reservation because of friend got with an accident. Can you please help me that?

ASSISTANT: Sure, I am here to help you. Could you please wait for few minutes.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a existing reservation on your name. Could you please help me with providing your new reservation details?

USER: I would like to travel on 12/11 to 12/13. Leaving point is IL-ORD to landing point is MA-BOS.

ASSISTANT: There is a southwest airline with fare of 100 and single connection matches your schedule.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1006.

USER: Thanks for your valuable information.

ASSISTANT: Thank you for reaching us, have a safe flight.