You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Joseph Perez and I want to attend a robotics workshop at Washington.Can you help me to book a flight ticket ?

ASSISTANT: Sure, is there any restrictions on connection limit?

USER: I need a connecting flight.

ASSISTANT: When did you plan to travel?

USER: My travelling dates are from 10/28 to 10/30.

ASSISTANT: May I know the airport codes of your journey?

USER: My boarding point is MN-MSP and landing will be at DC-IAD.

ASSISTANT: Ok, please wait for sometime. I will check and revert you.

USER: Ok.

ASSISTANT: Thanks for your time. There is a Frontier airline with flight number 1005 and price of 100 matching your request.

USER: You can proceed with this airline.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us and have a good day.