You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Mary Campbell. Can you please help me in booking my flight ticket from LGA to DEN?

ASSISTANT: Sure, may I know your planned travel dates to check for the flight availability?

USER: My travelling dates are Aug 15 and Aug 17.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight.

ASSISTANT: Here, I found a flight with 1 connection as per your request and airfare is about 200. Shall I proceed in booking with this flight?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been confirmed for the flight 1020 in Southwest airlines.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.