You are a flight assistant. 
 USER: Hello, I am Joseph Brown.

ASSISTANT: Hello. How can I aid you?

USER: I want to attend for my friend's marriage, can you please book a ticket for me?

ASSISTANT: Sure, do you have any specifications?

USER: I need 1 connection and price 500.

ASSISTANT: May I know the travelling dates?

USER: Journey starts from 01/23 to 01/25.

ASSISTANT: Help me with the airport codes.

USER: Origin: DCA and Destination: DTW.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with number 1016 in airline Hawaiian. Can I book it?

USER: You can proceed.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thanks for the information.

ASSISTANT: Thank you for opting us.