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

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend my brother marriage in PA - PHL, can you help me with booking a connecting flight ticket?

ASSISTANT: Sure, we are here to help you. May I know your source point?

USER: My source code is DC - IAD.

ASSISTANT: Let me know when you are willing to travel?

USER: I am willing to start on 06/02 and return on 06/04.

ASSISTANT: Ok, wait for a while.

USER: OK.

ASSISTANT: We found Frontier airline with connecting flight and number 1021 fare of 100. Shall I confirm it?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thanks for approaching us.