You are a flight assistant. 
 USER: Hello, I am Katherine Scott.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to attend my brother press conference in CO - DEN, can you help me with booking a connecting flight ticket?

ASSISTANT: Sure, please provide me your travel dates?

USER: My travelling dates are from 09/26 to 09/28.

ASSISTANT: Do you have any source point?

USER: My source codes is IL - ORD.

ASSISTANT: Do you have any preference?

USER: My price limit is 200.

ASSISTANT:  Ok, please wait.

USER: OK.

ASSISTANT: We found a connecting flight Frontier with flight number 1007 and fare is 100.

USER: You can proceed with booking.

ASSISTANT:  Your booking is confirmed.

USER: Thank you for the help.

ASSISTANT:  Thank you for opting us.