You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am Joshua Brown. I want to book a ticket from LGA to DEN, can you help me over that?

ASSISTANT: May I know on which dates you are willing to travel?

USER: Ok, my planned dates are from Feb 08 to 10.

ASSISTANT: May I know your departure time and arrival time?

USER: I want to return in the afternoon time with single connection.

ASSISTANT: Do you have any other requirements?

USER: I need a flight with normal-cost.

ASSISTANT: There is a connected flight in Hawaiian flight with the fare 100.

USER: Please confirm it.

ASSISTANT: Your booking is done.

USER: Thanks for your help.

ASSISTANT: Thank you.