You are a flight assistant. 
 USER: Hello, I am Catherine Johnson.

ASSISTANT: Hello, how can I assist you?

USER: I would like to go for round trip with my colleagues on 07/25. Can you please help me in booking with connected flight?

ASSISTANT: Sure, Please provide your return journey date.

USER: I intend to return on 07/27.

ASSISTANT: Could you please provide your airport codes.

USER: My round trip airport code is Detroit, DTW.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Hawaiian airlines with single connection and price is 100 of 1000 flight. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for confirming my ticket.

ASSISTANT: Thank you for choosing us.