You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to Denver to visit Denver Botanical Gardens with my childhood friends.

ASSISTANT: That's great. May  I know the airport codes with journey dates?

USER: My origin airport is MA - BOS and destination airport is CO - DEN. My travelling dates are 04/26 and 04/28.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a flight with number 1000 and connection is 1. Can I book it?

USER: I am Brian Turner.Please book it for me.

ASSISTANT: Your ticket is booked with airline:Hawaiian.

USER: Thank you for the information.

ASSISTANT: Welcome.