You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket to attend a party at DC-IAD on 08/20.

ASSISTANT: Ok, Do you have any stop overs?

USER: I need a connecting flight.

ASSISTANT: May I know your name for booking?

USER: I am Anna Robinson.

ASSISTANT: Can you share me trip dates?

USER: 08/22 will be my return date.

ASSISTANT: Let me know your source point? Ok, wait for some time.

USER: PA-PHL will be my source. Ok.

ASSISTANT: Thanks for waiting we found Frontier airline with single connection fare of 100. Shall I proceed for booking number 1016?

USER: You can proceed booking with this airline.

ASSISTANT: Your ticket has been confirmed. Thanks for approaching us.

USER: Thanks for your help.